μονογενής

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.

For he had one only daughter, about twelve years of age, and she lay a dying. But as he went the people thronged him.

And, behold, a man of the company cried out, saying, Master, I beseech thee, look upon my son: for he is mine only child.

And the Word was made flesh, and dwelt among us, (and we beheld his glory, the glory as of the only begotten of the Father,) full of grace and truth.

No man hath seen God at any time; the only begotten Son, which is in the bosom of the Father, he hath declared him.

For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.

He that believeth on him is not condemned: but he that believeth not is condemned already, because he hath not believed in the name of the only begotten Son of God.

By faith Abraham, when he was tried, offered up Isaac: and he that had received the promises offered up his only begotten son,

In this was manifested the love of God toward us, because that God sent his only begotten Son into the world, that we might live through him.