Hebrews 1:5
For to which of the angels did he ever say: "Thou art my Son, I this day have begotten thee?" and again: "I will be to him a Father, and he shall be to me a Son?"
Luke 1:32
He shall be great, and shall be called the Son of the Most High; and the Lord God will give to him the throne of David his father;
Luke 9:35
And there came a voice out of the cloud, saying, "This is my chosen Son; hear him."
John 3:35
The Father loveth the Son, and hath given all things into his hand.
2 Corinthians 6:18
and will be to you a father, and ye shall be my sons and daughters, saith the Lord Almighty."