Salim said, "Ibn 'Umar, Nu'aym and I were circumcised and theysacrificed a ram on our behalf. I think that we were more happy about itthan the other children since a ram had been sacrificed on our behalf." (ES)
English reference (ES): Book 53, Hadith 1246 (ES)
Arabic reference (ES): Book 1, Hadith 1246 (ES)