Jami` at-Tirmidhi 2841
جامع الترمذي#2841SahihNarrated Abu Hurairah:that the Prophet (ﷺ) prohibited that one use his name and his Kunyah; naming themselves Muhammad Abul-Qasim
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirHasan Sahih
Al-AlbaniHasan Sahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih
In-book reference: 43:115