May Allah bless you and bestow blessings upon you. بارَكَ اللّهُ لَك، وَبارَكَ عَلَـيْك، وَجَمَعَ بَيْـنَكُما في خَـيْر Bārakallāhu laka wa bāraka ‘alayka wa jama’a baynakumā fī khayr. Once, Al-Hasan reported: “Aqil bin Abi Talib (ﷺ) got married to a woman from Banu Jusham. People wished him well, saying, ‘May you live happily and have many sons.’ Aqil responded by saying, ‘Say what the Messenger of Allah used to say: Barak Allahu fikum, wa baraka lakum.’ It means, ‘May Allah bless you and bestow blessings upon you. You can visit the original source for more details: https://sunnah.com/abudawud:2130 https://salatallayl.com/dua-for-newly-married-couple/