Ibn Abi Laila reported:Ka'b b. 'Ujra met me and said: Should I not offer you a present (and added): The Messenger of Allah (ﷺ) came to us and we said: We have learnt how to invoke peace upon you; (kindly tell us) how we should bless you. He (the Holy Prophet) said: Say:" O Allah: bless Muhammad and his family as Thou didst bless the family of Ibrahim. Verily Thou art Praiseworthy and Glorious, O Allah

A hadith like this has been narrated by Mis'ar on the authority of al-Hakam, but in the hadith transmitted by Mis'ar these words are not found:" Should I not offer you a present?

A hadith like this has been narrated by al-Hakam except that he said:" Bless Muhammad (ﷺ)" and he did not say:" O Allah I