It was narrated from Abu Hurairah that the Prophet said:"There are no two Muslims, three of whose children die before reaching puberty, but Allah will admit them to Paradise by virtue of His mercy toward them. It will be said to them: 'Enter Paradise.' They will say: 'Not until our parents enter.' So it will be said: 'Enter Paradise, you and your parents
Hadith No. 1876
Sunan an Nasai
Gradings:
Abu Ghuddah:
Sahih
Al-Albani:
Sahih
Zubair Ali Zai:
Isnaad Sahih