'Son' in the Bible

He said, “Look! I see four men loosed and walking about in the midst of the fire without harm, and the appearance of the fourth is like a son of the gods!”

Yet you, his son, Belshazzar, have not humbled your heart, even though you knew all this,

“I kept looking in the night visions,And behold, with the clouds of heavenOne like a Son of Man was coming,And He came up to the Ancient of DaysAnd was presented before Him.

So he came near to where I was standing, and when he came I was frightened and fell on my face; but he said to me, “Son of man, understand that the vision pertains to the time of the end.”

In the first year of Darius the son of Ahasuerus, of Median descent, who was made king over the kingdom of the Chaldeans—