(2) باب إِمَاطَةِ الأَذَى عَنِ الصَّبِيِّ، فِي الْعَقِيقَةِ
Narrated Salman bin 'Amri Ad-Dabbi, the Prophet (ﷺ) said, 'Aqiqa is to be offered for a (newly born) boy.
Reference: Sahih al-Bukhari 5471
In-book reference: Book 71, Hadith 6
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 66, Hadith 379