اللَّهُمَّ إِنَّكَ تَقْدِرُ وَلَا أَقْدِرُ وَتَعْلَمُ وَلَا أَعْلَمُ وَأَنْتَ عَلَّامُالْغُيُوبِ ، فَإِنْ رَأَيْتَ أَنَّ فِي فُلَانَةِ خَيْرَاً لِي فِي دِينِي وَدُنْيَايَ وَآخِرَتِي فَاقْدُرْهَا لِي وَإِنْ كَانَ غَيْرُهَا خَيْرٌ مِنْهَا لِي فِي دِينِي وَآخِرَتِي فَاقْدُرْهَا لِي

Istikhara for nikah (marriage): When intending to marry someone then even before proposing or expressing one’intention to propose, one should perform Wudhu in the best of manner and then offer as many Nafl Salaahs as possible. Thereafter one should praise and glorify Allah in the best manner and recite the following Dua:

Translation: O Allah, You have power and I have none.  You know all and I know not.  You are The Knower of all that is hidden.  If, in Your knowledge (mention name of person here) be good for me in my faith and in my temporal and religious life, then ordain her (or him) for me.  And if anyone other than her (or him) be good for me in my faith and religious life, then ordain her (or him) for me.

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