(16) باب فِي الْغَيْلِ
Narrated Asma', daughter of Yazid ibn as-Sakan,:
I heard the Messenger of Allah (ﷺ) as saying: Do not kill your children secretly, for the milk, with which a child is suckled while his mother is pregnant, overtakes the horseman and throws him from his horse.
Reference: Sunan Abi Dawud 3881
In-book reference: Book 29, Hadith 27
English translation: Book 28, Hadith 3872