Hadith 5471
Narrated Salman bin 'Amri Ad-Dabbi, the Prophet (saws) said, 'Aqiqa is to be offered for a (newly born) boy.
Hadith 5472
Narrated Salman bin 'Amir Ad-Dabbi: I heard Allah's Apostle saying, "'Aqiqa is to be offered for a (newly born) boy, so slaughter (an animal) for him, and relieve him of his suffering."