'Children' in the Bible

But to as many as did receive and welcome Him, He gave the right [the authority, the privilege] to become children of God, that is, to those who believe in (adhere to, trust in, and rely on) His name—

They answered, “Abraham is our father.” Jesus said to them, “If you are [truly] Abraham’s children, then do the works of Abraham and follow his example.

You are doing the works of your [own] father.” They said to Him, “We are not illegitimate children; we have one [spiritual] Father: God.”

and not only for the nation, but also for the purpose of gathering together into one body the children of God who have been scattered abroad.

Little children, I am with you [only] a little longer. You will look for Me and, as I told the Jews, so I tell you now, ‘Where I am going, you are not able to come.’

So Jesus said to them, “Children, do you have any fish [to eat along with your bread]?” They answered, “No.”