Hadith 467
Abu Qatadah reported the Messenger of Allah ﷺ as saying; when any one of you enters the mosque, he should pray two RAKAHS before sitting down.
Hadith 468
This tradition has been narrated by Abu Qatadah through a different chain of transmitters to the same effect from the prophet ﷺ. This version adds: then he may remain sitting (after praying two RAKAHS) or may go for his work.