It wasnarrated that 'Aishah said:
"The Messenger of Allah (ﷺ)commanded us to sacrifice two sheep for a boy's 'Aqiqah and onesheepfor a girl." (FR)
English reference (FR): Vol. 4, Book 27, Hadith 3163 (FR)
Arabic reference (FR): Book 27, Hadith 3283 (FR)