Sunan Abi Dawud 4840
سنن أبي داود#4840Da'ifNarrated AbuHurayrah: The Prophet (ﷺ) said: Every important matter which is not begun by an expression of praise to Allah is maimed. Abu Dawud said: It has also been transmitted by Yunus, 'Aqil, Shu'aib, Sa'id b. 'Abd al-Aziz from al-Zuhri from the Prophet (ﷺ) in Mursal form (the link of the Companion is missing)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Muhammad Muhyi Al-Din Abdul HamidDaif
Zubair Ali ZaiDaif
In-book reference: 43:68