Abu Bakrah said that he came to the mosque when the prophet ﷺ was bowing. So I bowed outside the row (before joining it). The prophet ﷺ said; May Allah increase your eagerness! But do not do it again.
Hadith ReferenceSunan Abi Dawud / Prayer (Tafarah Abwab As Safoof) / Hadith: 683
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح بخاري (783)