Some of God's sons had sex with women producing a race of giants.
That the sons of God saw the daughters of men that they were fair; and they took them wives of
all which they chose. ... There were giants in the earth in those days; and also after that, when the
sons of God came in unto the daughters of men, and they bare children to them. -- Genesis 6:2-4
Satan and his companions were sons of God.
The sons of God came to present themselves before the
Lord, and Satan came also among them. Job 1:6
Again there was a day when the sons of God came to present themselves
before the LORD, and Satan came also among them to present himself before the LORD. --
God's sons were present when the universe was created.
Whereupon are the foundations thereof fastened? or who laid the corner stone thereof; When
the morning stars sang together, and all the sons of God shouted for joy? --
Christians are God's sons.
But as many as received him, to them gave he power to become the sons of God. --