Sunan an-Nasa'i 611
سنن النسائي#611SahihIt was narrated that 'Abdullah bin Mas'ud said:"I asked the Messenger of Allah (ﷺ) which action is most beloved to Allah? He said: 'Establishing prayer on time, honoring one's parents and Jihad in the cause of Allah
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
In-book reference: 6:118