'Son' in the Bible

concerning his Son (come of David's seed according to flesh,

marked out Son of God in power, according to the Spirit of holiness, by resurrection of the dead) Jesus Christ our Lord;

For God is my witness, whom I serve in my spirit in the glad tidings of his Son, how unceasingly I make mention of you,

For if, being enemies, we have been reconciled to God through the death of his Son, much rather, having been reconciled, we shall be saved in the power of his life.

For what the law could not do, in that it was weak through the flesh, God, having sent his own Son, in likeness of flesh of sin, and for sin, has condemned sin in the flesh,

Because whom he has foreknown, he has also predestinated to be conformed to the image of his Son, so that he should be the firstborn among many brethren.

He who, yea, has not spared his own Son, but delivered him up for us all, how shall he not also with him grant us all things?

For this word is of promise, According to this time I will come, and there shall be a son to Sarah.