Sunan Ibn Majah 1538
سنن ابن ماجه#1538SahihIt was narrated from Ibn ‘Umar that the Prophet (ﷺ) offered the funeral prayer for Najashi and said four Takbir
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 6:106