Sunan an-Nasa'i 4010

سنن النسائي#4010Sahih

It was narrated that 'Ubaidullah bin Abi Bakr said:"I heard Anas say: 'The Messenger of Allah [SAW] said: The major sins are: Associating others with Allah (Shirk), disobeying one's parents, killing a soul (murder) and speaking falsely

Scholarly Authentication

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

Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon

In-book reference: 37:45