Sunan Abi Dawud 5197
سنن أبي داود#5197SahihNarrated AbuUmamah: The Prophet (ﷺ) said: Those who are nearest to Allah are they who are first to give a salutation
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 43:425