Attributed to Hazrat Ali ibn Abi Talib (May Allah be pleased with him)
Specifically includes blessings for the Prophet's wives (Mothers of the Believers), his progeny, and his household (Ahl al-Bayt)
Draws a parallel with the blessings upon Prophet Ibrahim
History and Background
This particular formula for sending blessings is reported to have been taught or used by Hazrat Ali ibn Abi Talib, the fourth Caliph and cousin/son-in-law of the Prophet ﷺ. It emphasizes blessings upon the Prophet's immediate family.