Food
كتاب الأطعمة
Ibn 'Abbas (RAA) narrated, "The Messenger of Allah (ﷺ) slaughtered a ram for both al-Hasan and al-Husain (at their birth).' Related by Abu Dawud, Ibn Khuzaimah, Ibn al-Garud and 'Abdul Haqq graded it as Sahih.
but Abu Hatim said that it is most probably Mursal.
Ibn Hibban transmitted a similar hadith on the authority of Anas.
'Aishah (RAA) narrated, "Allah's Messenger (ﷺ) commanded them to slaughter two sheep equal (in age) for a boy and one for a girl at their birth.' Related by At-Tirmidhi and graded it as Sahih.
The Five Imams (Ahmad and the four Imams) transmitted a simialr hadith on the authority of Umm Kurz al-Ka-biyah.
"Every boy is pawned against his 'Aqiqah, to be slaughtered on his behalf on the seventh day of his birth, his head is to be shaved, and he must be given a name." Related by the five Imams (Ahmad and the four Imams). At-Tirmidhi graded it as Sahih.