Sunan Abi Dawud 1235
سنن أبي داود#1235Da'ifNarrated Jabir ibn Abdullah: The Messenger of Allah (ﷺ) stayed at Tabuk twenty days; he shortened the prayer (during his stay). Abu Dawud said: No one narrates this tradition with continuous chain except Ma'mar
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 ZaiDaif
In-book reference: 4:38