´It was narrated that Al-Musayyab bin Rafi' said:` "I heard Al-Bara' bin 'Azib say: The Messenger of Allah said: 'whoever follows a Janazah until the prayer is offered, he will have one Qirat of reward and whoever walks with the funeral until (the body) is buried will have two Qirats of reward, and a Qirat is like Uhud."'
Hadith Referenceسنن نسائي / كتاب الجنائز / 1942
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:إسناده صحيح
´It was narrated that 'Abdullah bin Al-Mughaffal said:` "The Messenger of Allah said: 'Whoever follows a Janazah until it is finished, he will have two Qirats, and whoever goes back before it is finished, he will have one Qirat."