'Only Son' in the Bible

at last, having one only son, whom he loved, he sent him to them; surely, said he, they will reverence my son.

Now when he came nigh to the gate of the city, behold, there was a dead man carried out, the only son of his mother, and she was a widow: and much people of the city was with her.

The Word became fleshand took up residence among us.We observed His glory,the glory as the One and Only Son from the Father,full of grace and truth.

No one has ever seen God.The One and Only Son—the One who is at the Father’s side—He has revealed Him.

For in this way God loved the world, so that he gave his one and only Son, in order that everyone who believes in him will not perish, but will have eternal life.

The one who believes in him is not judged, but the one who does not believe has already been judged, because he has not believed in the name of the one and only Son of God.

He who did not keep back his only Son, but gave him up for us all, will he not with him freely give us all things?

For all of you are children of God through your faith in Christ Jesus [as God's only Son].

And again, when he is sending his only Son into the world, he says, Let all the angels of God give him worship.

By faith Abraham, when he was tested [that is, as the testing of his faith was still in progress], offered up Isaac, and he who had received the promises [of God] was ready to sacrifice his only son [of promise];

By this the love of God is revealed in us: that God sent his one and only Son into the world in order that we may live through him.