Jami` at-Tirmidhi 687

جامع الترمذي#687Da'if

Abu Hurairah narrated that :the Messenger of Allah said: "Count the (the appearances of) the crescent of Sha'ban for Ramadan

Scholarly Authentication

We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:

Ahmad Muhammad ShakirHasan
Al-AlbaniHasan
Zubair Ali ZaiDaif

In-book reference: 8:6