Sunan Abi Dawud 2943
سنن أبي داود#2943SahihNarrated Buraidah:The Prophet (ﷺ) as saying: When we appoint someone to an administrative post and provide him with an allowance, anything he takes beyond that is unfaithful dealing
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 Hasan
In-book reference: 20:16