Narrated Nafi: Ibn Umar used to offer prayers (Nawafil) at the place where he had offered the compulsory prayer. Al-Qasim (bin Muhammad bin Abi Bakr) did the same. The narration coming from Abu Hurairah (from the Prophet (ﷺ)) forbidding the Imam from offering prayers (optional prayer) at the same place where he was offered the compulsory prayer is incorrect.
The chain is ordered from the source of the saying to the compiler: 1 = the speaker/first transmitter, the following links those who passed it on in turn, and at the bottom al-Bukhari who compiled the work. Click a narrator to list every hadith in which he appears; the number in parentheses is how many hadiths across the collections on this site the narrator appears in.