Hammad bin Usamah حماد بن أسامة - أبو أسامة · The Book on Al-Witr

"We said: 'O Messenger of Allah! We have learned about saying the Salam to you, but how about As-Salat upon you?' He said: 'Say: (Allahumma salli ala Muhammadin Wa Ala ali Muhammadin kama sallaita Ala Ibrahim, Innaka hamidan MAjid, Wa barik Ala Muhammadin wa Ala ali Muhammadin kamma barakta Ala Ibrahim Innaka Hamidan Majid)" O Allah! Send Salat upon Muhammad and upon Muhammad's family just as You have sent Salat upon Ibrahim, indeed You are the Praise and Majestic. And…