Sunan Abu Dawud
4716
Sahih Isnaad Maqtu+2

Explaining the tradition “Every child is a born on Islam”, Hammad b. Salamah said :In our opinion it means that covenant which Allah had taken in the loins of their fathers when He said : “Am I not your Lord? They said: Yes

Sahih Isnaad MaqtuAl-Albani
Sahih Isnaad MaqtuMuhammad Muhyi Al-Din Abdul Hamid