Aqiqah: how many for a boy and how many for a girl

Sayyidah Umm Kurz (may Allah be pleased with her) narrates from the Prophet (peace and blessings be upon him) that he (peace and blessings be upon him) said: "For a boy, two comparable goats, and for a girl, one goat. It will not harm you whether they are female or male."

It is narrated from Sayyidah Umm Kurz (may Allah be pleased with her) that she said: I heard the Messenger of Allah (peace and blessings be upon him) say: "For a boy, two comparable goats, and for a girl, one goat."

It is narrated from Ata that Sayyidah Umm al-Siba' (may Allah be pleased with her) asked the Messenger of Allah (peace and blessings be upon him): Shall I perform the aqiqah for my children? He (peace and blessings be upon him) said: "Yes. For a boy, two goats, and for a girl, one goat."

It is narrated from Sayyiduna Ibn Abbas (may Allah be pleased with them both) that he said: For a boy, two goats, and for a girl, one goat.

Amr bin Shu'ayb narrates from his father, from his grandfather, that the Messenger of Allah (peace and blessings be upon him) was asked about the aqiqah, and he (peace and blessings be upon him) said: "I do not love disobedience (to parents). Whoever has a child born to him and wishes to offer a sacrifice on his behalf, let him offer it: for a boy, two goats, and for a girl, one goat."

It is narrated from Mujahid that he said: In the aqiqah there are two comparable goats, and for a girl, one goat.

Hafsah bint Abd al-Rahman narrates about Sayyidah Aishah (may Allah be pleased with her) that she said: the Messenger of Allah (peace and blessings be upon him) commanded us to perform the aqiqah: for a boy, two goats, and for a girl, one goat.

It is narrated from Sayyidah Aishah (may Allah be pleased with her) that she said: For a boy two comparable goats, and for a girl one goat (as aqiqah), is the Sunnah.