The answer is: An angel

Daniel 3:28

In the Book of Daniel, specifically in chapter 3, we encounter one of the most dramatic moments in biblical narrative—the fiery furnace. Shadrach, Meshach, and Abednego, three young Hebrews, refuse to worship King Nebuchadnezzar's golden statue, demonstrating an unyielding commitment to their faith. In retaliation, they are thrown into a furnace heated seven times hotter, yet they miraculously emerge unscathed.

As the story unfolds, King Nebuchadnezzar looks into the furnace and is astonished to see not just the three men, but four individuals walking unharmed in the flames. The fourth person is described as looking "like a son of the gods," intriguing many. Early interpretations suggest this figure could be an angel, a divine envoy indicative of God’s protection over His faithful servants.

This narrative echoes throughout the Bible, illustrating a profound theme of divine intervention and support in times of dire need. It’s intriguing to note that this miraculous event foreshadows later biblical instances where individuals are saved through struggle, such as Daniel in the lion’s den just a few chapters later.

Moreover, the honor shown to these faithful men has resonated beyond the sacred text, inspiring cultural references in literature and even varying artistic expressions, making it a classic story of courage, faith, and the ultimate triumph of divine protection against oppression. Isn't it inspiring how these narratives continue to live on?