'Only begotten' in the Bible

And the Word became flesh, and tabernacled among us. And we beheld His glory, the glory as of the only begotten of the Father, full of grace and of truth.

No one has seen God at any time; the Only-begotten Son, who is in the bosom of the Father, He has declared Him.

For God so loved the world that He gave His only-begotten Son, that whoever believes in Him should not perish but have everlasting life.

He who believes on Him is not condemned, but he who does not believe is condemned already, because he has not believed in the name of the only-begotten Son of God.

By faith Abraham, being tested, offered up Isaac. And he who had received the promises offered up his only-begotten son,

In this the love of God was revealed in us, because God sent His only begotten Son into the world that we might live through Him.