And (remember) when your Lord brought forth from the Children of Adam, from their loins, their seed (or from Adam’s loin his offspring) and made them testify as to themselves (saying): “Am I not your Lord?” They said: “Yes! We testify,” lest you should say on the Day of Resurrection: “Verily, we have been unaware of this.”
Meaning:-
Loin: the region of the sexual organs, especially when regarded as the source of erotic.
Offspring: children, sons and daughters, family.