Answer

The hadith where the phrase “Barakatuhu” can be found in Sunan Abi Dawud (p.150 v.1) However, this hadith contradicts that which is mentioned in the majority of the hadith (i.e. The Prophet of Allah Sallallahu Alahi Wasalam doing the salam upto “Warahmatullah”, therefore, it should be avoided in salaam in the salah. (Fatawa Rahimiyah p.229 v.4)

Only Allah Knows Best

Mohammed Tosir Miah