Sahih Al Bukhari Hadith Number 1317

Narrated Jabir bin `Abdullah: Allah’s Messenger (peace be upon him) offered the funeral prayer for An-Najashi and I was in the second or third row..

23  Funerals (Al-Janaa’iz)
Hadith number 1317
Volume no 2
Chapter: 53 (Whoever aligned in two or three rows behind the Imam for a funeral Salat (Prayer)