Sunan Abi Dawud 2639
سنن أبي داود#2639SahihNarrated Jabir ibn Abdullah: The Messenger of Allah (ﷺ) used to keep to the rear when travelling and urge on the weak. He would take someone up behind him and make supplication for them all
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 ZaiSahih
In-book reference: 15:163