It is narrated from Hazrat Anas (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: That Muslim person whose three minor children have passed away, Allah will, by His grace and mercy, grant entry to their parents into Paradise.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 12535
Hadith Gradingحکم دارالسلام:حديث صحيح، خ: 1248، وهذا إسناد رجاله ثقات رجال الشيخين غیر عبدالملک النمیري، فلم نتبینه