NET
25 He answered, “But I see four men, untied and walking around in the midst of the fire! No harm has come to them! And the appearance of the fourth is like that of a god!”
Darby
25 He answered and said, Lo, I see four men loose, walking in the midst of the fire, and they have no hurt; and the appearance of the fourth is like a son of God.
KJV
25 He answered and said, Lo, I see four men loose, walking in the midst of the fire, and they have no hurt; and the form of the fourth is like the Son of God.