Shaykh Tusi, Sayyid ibna Tawus and Kafami report that this dua'a, according to Muhammad ibn Uthman Umri, a reliable represetative of Imam Sahibuz Zaman, was taught by Imam Muhammad bin Ali Al Baqir and Imam Jafar bin Muhammad Al Sadiq.
Allama Majlisi says that all the pious religious scholars used to recite this dua'a. Shaykh Kafami says that this dua'a contains ismi azam (the great name of Allah). Imam Muhammad bin Ali Al Baqir advised the faithfuls to recite this dua'a as it brings the downfall of the enemies of Ahl ul Bayt.
Imam Jafar bin Muhammad Al Sadiq(as) said that Allah swt taught this dua'a to prophet Musa to overcome his enemies. This dua'a is particularly recited in the closing hours before sunset on Friday . Also recite these words Just before sunset .."Subhaanaka laa ilaaha illaa anta yaa hannaanu yaa mannaanu yaa badeeussamaawaati wal arz yaa dal jalaali wal ikraam ".
ِسْمِ ٱللَّهِ ٱلرَّحْمٰنِ ٱلرَّحِيمِ
bismi allahi allrahmani alrrahimi
In the Name of Allah, the All-beneficent, the All-merciful.
alladhi idha du`ita bihi `ala maghaliqi abwabi alssama'i lilfathi bilrrahmati infatahat
if You are besought thereby to open the closed doors of the sky, they will be opened with Your mercy,
wa idha du`ita bihi `ala mada'iqi abwabi al-ardi lilfaraji infarajat
if You are besought thereby to remove the narrow doors of the heavens for relief, they will be opened wide,
wa ja`ltaha nujuman wa burujan wa masabiha wa zinatan wa rujuman
made them fixed stars, planets, lamps for guidance at night, means of decoration, and missiles,
وَجَعَلْتَ لَهَا مَشَارِقَ وَمَغَارِبَ
wa ja`alta laha mashariqa wa maghariba
created for them east and west,
وَجَعَلْتَ لَهَا مَطَاِلعَ وَمَجَارِيَ
wa ja`alta laha matali`a wa majariya
created for them places of ascendancy and orbits,
وَجَعَلْتَ لَهَا فَلَكاً وَمَسَابِحَ
wa ja`alta laha falakan wa masabiha
created for them a firmament and spheres,
alladhi kallamta bihi `abdaka wa rasulaka musa ibna `imrana `alayhi alssalamu fi almuqaddasina
with which You addressed Your servant and Messenger, Moses the son of `Imran (`a) while he was in the company of angels;
فَوْقَ إِحْسَاسِ ٱلكَرُوبِيِّينَ
fawqa ihsasi alkarubiyyina
an address even the favorite cherubim could not ever hear,
فَوْقَ غَمَائمِ ٱلنُّورِ
fawqa ghama'imi alnnuri
above the clouds of light,
فَوْقَ تَابُوتِ ٱلشَّهَادَةِ
fawqa tabuti alshshahadati
above the box of evidence,
فِي عَمُودِ ٱلنَّارِ وَفِي طُورِ سَيْنَاء
fi `amudi alnnari wa fi turi sayna'a
within the pillar of fire on Mount Sinai
وَفِي جَبَلِ حُورِيثَ
wa fi jabali huritha
and on Mount Hurith
فِي ٱلْوَادِي ٱلْمُقَدَّسِ
fi alwadi almuqaddasi
in the Holy Vale
فِي ٱلْبُقْعَةِ ٱلْمُبَارَكَةِ
fi albuq`ati almubarakati
in the sacred tract of land
مِن جَانِبِ ٱلطُّورِ ٱلايْمَنِ مِنَ ٱلشَّجَرَةِ
min janibi altturi alaymani mina alshshajarati
to the right of Taurus Mountain through a tree,
وَفِي ارْضِ مِصْرَ بِتِسْعِ آيَاتٍ بَيِّنَاتٍ
wa fi ardi misra bitis`i ayatin bayyinatin
[and again addressed him] on the land of Egypt, after showing nine clear signs,
وَيَوْمَ فَرَقْتَ لِبَنِي إِسْرَائيلَ ٱلْبَحْرَ
wa yawma faraqta libani isra'ila albahra
and on the day You split the sea for the children of Israel,
wa fi almunbajisati allati sana`ta biha al`aja'iba fi bahri sufin
and caused springs to flow from a stone, thereby displaying wonders of Your might in a deep sea,
wa awrathtahum mashariqa al-ardi wa magharibaha allati barakta fiha lil`alamina
made them the master of the East and the West in the earth wherein there are blessings for all the worlds,
wa bimajdika alladhi tajallayta bihi limusa kalimika `alayhi alssalamu fi turi sayna'a
and by Your Glory with which You revealed Yourself as light to Moses, Your addressee, peace be on him, on Mount Sinai,
wa li'ibrahima `alayhi alssalamu khalilika min qablu fi masjidi alkhayfi
and earlier radiated the light for Abraham, Your sincere friend peace be on him, in the Mosque of al-Khif,
wa bimajdika alladhi zahara limusa ibni `imrana `alayhi alssalamu `ala qubbati alrrummani
and by Your Glory, which appeared to Moses, the son of `Imran, in al-Rumman Dome,
وَبِآيَاتِكَ ٱلَّتِي وَقَعَتْ عَلَىٰ ارْضِ مِصْرَ
wa bi-ayatika allati waqa`at `ala ardi misra
and by Your Signs, which appeared in the land of Egypt
بِمَجْدِ ٱلْعِزَّةِ وَٱلْغَلَبَةِ
bimajdi al`izzati walghalabati
with great might and victory,
بِآيَاتٍ عَزِيزَةٍ
bi-ayatin `azizatin
with powerful signs,
وَبِسُلْطَانِ ٱلْقُوَّةِ
wa bisultani alquwwati
with the display of full command,
وَبِعِزَّةِ ٱلْقُدْرَةِ
wa bi`izzati alqudrati
great power,
وَبِشَاْنِ ٱلْكَلِمَةِ ٱلتَّامَّةِ
wa bisha'ni alkalimati alttammati
the affair of the perfect word,
wa bikalimatika allati tafaddalta biha `ala ahli alssamawati wal-ardi
and by Your words with which You do a favor to the inhabitants of the skies and the earth
وَاهْلِ ٱلدُّنْيَا وَاهْلِ ٱلآخِرَةِ
wa ahli alddunya wa ahli al-akhirati
and the people of this world and the Next World,
wa bisultanika alladhi `urifat laka bihi alghalabatu dahra aldduhuri
and by Your authority through which You are acknowledged to have All-powerfulness all the times
وَحُمِدْتَ بِهِ فِي ٱلسَّمَاوَاتِ وَٱلارَضِينَ
wa humidta bihi fi alssamawati wal-aradina
and for which You are praised in the heavens and the earth,
wa bikalimatika kalimati alssidqi allati sabaqat li-abina adama `alayhi alssalamu wa dhurriyyatihi bilrrahmati
and by Your word, the Word of Truth, which had became mercy for our father Adam and his offspring,
wa bibarakatika allati barakta fiha `ala ibrahima khalilika `alayhi alssalamu
and by Your blessings by which You honored Abraham, Your sincere friend (`a)
wa barakta lihabibika muhammadin salla allahu `alayhi wa alihi
and blessed Your intimate beloved, Muhammad, may the blessings of Allah be upon him and his Household,
فِي عِتْرَتِهِ وَذُرِّيَّتِهِ وَامَّتِهِ
fi `itratihi wa dhurriyyatihi wa ummatihi
in his offspring, offspring, and people.
allahumma wa kama ghibna `an dhalika wa lam nash-had-hu wa amanna bihi wa lam narahu sidqan wa `adlan
O Allah! Just as we were absent from that but we believe in it honestly and truly,
ان تُصَلِّيَ عَلَىٰ مُحَمَّدٍ وَآلِ مُحَمَّدٍ
an tusalliya `ala muhammadin wa ali muhammadin
So we beseech You to send Your benedictions upon Muhammad and the Household of Muhammad,
وَان تُبَارِكَ عَلَىٰ مُحَمَّدٍ وَآلِ مُحَمَّدٍ
wa an tubarika `ala muhammadin wa ali muhammadin
to bless Muhammad and the household of Muhammad,
وَتَرَحَّمْ عَلَىٰ مُحَمَّدٍ وَآلِ مُحَمَّدٍ
wa tarahham `ala muhammadin wa ali muhammadin
and to have mercy on Muhammad and the Household of Muhammad
ka-afdali ma sallayta wa barakta wa tarahhamta `ala ibrahima wa ali ibrahima
with the most auspicious benedictions, blessings, and mercy that You sent to Abraham and the posterity of Abraham.
إِنَّكَ حَمِيدٌ مَجِيدٌ
innaka hamidun majidun
Surely, You are Praiseworthy, Glorious,
فَعَّالٌ لِمَا تُرِيدُ
fa``alun lima turidu
and Doer of what You will.
وَانتَ عَلَىٰ كُلِّ شَيْءٍ قَدِيرٌ
wa anta `ala kulli shay'in qadirun
You are Powerful over all things.
You may now beseech Almighty Allah to grant you your personal requests. Then, say the following:
اللَّهُمَّ بِحَقِّ هٰذَا ٱلدُّعَاءِ
allahumma bihaqqi hadha alddu`a'i
O Allah, in the name of this prayer
وَبِحَقِّ هٰذِهِ ٱلاسْمَاءِ
wa bihaqqi hadhihi al-asma'i
and in the name of these Names
ٱلَّتِي لاَ يَعْلَمُ تَفْسِيرَهَا
allati la ya`lamu tafsiraha
which none knows their exegesis
وَلاَ يَعْلَمُ بَاطِنَهَا غَيْرُكَ
wa la ya`lamu batinaha ghayruka
or their implicit meanings save You,
صَلِّ عَلَىٰ مُحَمَّدٍ وَآلِ مُحَمَّدٍ
salli `ala muhammadin wa ali muhammadin
(please) send Your blessings upon Muhammad and the Household of Muhammad,
وَٱفْعَلْ بِي مَا انتَ اهْلُهُ
waf`al bi ma anta ahluhu
do to me that of which You are worthy,
وَلاَ تَفْعَلْ بِي مَا انَا اهْلُهُ
wa la taf`al bi ma ana ahluhu
do not do to me what I deserve,
wa `ala musafiri almu'minina walmu'minati bilrraddi ila awtanihim salmina ghanimina
and arrange the return of all faithful travelers with safety and gain,
بِرَحْمَتِكَ يَا ارْحَمَ ٱلرَّاحِمِينَ
birahmatika ya arhama alrrahimina
by Your mercy, O Most Merciful of all those who show mercy.
wa salla allahu `ala sayyidina muhammadin khatami alnnabiyyina wa `itratihi alttahirina
May Allah send blessings to our master Muhammad, the Seal of the Prophets, and upon his Household, the purified
وَسَلَّمَ تَسْلِيماً كَثِيراً
wa sallama tasliman kathiran
and send peace upon them in abundant measure.
Shaykh Ibn Fahad says that it is recommended to say the following prayer after Du`a' al-Simat: