Anas b. Malik reported that Allah's Messenger (ﷺ) offered the 'Id prayer and then delivered the sermon giving the command:He who slaughtered the animal before prayer should slaughter (another animal as a sacrifice). The rest of the hadith is the same
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 Muslim 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.