Sunan Ibn Majah 2752
سنن ابن ماجه#2752SahihIt was narrated that ‘Abdullah bin Mawhab said:“I heard Tamim Ad- Dari say: ‘I said: O Messenger of Allah, what is the Sunnah concerning a man from among the People of the Book who becomes a Muslim at the hands of another man?’ He said: ‘He is the closest of all people to him in life and in death.’”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniHasan Sahih
Muhammad Fouad Abd al-BaqiHasan Sahih
Zubair Ali ZaiHasan
In-book reference: 23:34