Congratulating on marriage

بَارَكَ اللَّهُ لَكَ وَبَارَكَ عَلَيْكَ وَجَمَعَ بَيْنَكُمَا فِي خَيْرٍ

Barakallahu laka wa baraka ‘alayka wa jama‘a baynakuma fi khayr

May Allah bless you, and send blessings upon you, and join you together in goodness.