Daniel 3:19

3:19 Then Nebuchadnezzar was filled with rage, and his disposition changed toward Shadrach, Meshach, and Abednego. He gave orders to heat the furnace seven times hotter than it was normally heated.

Daniel 3:23

3:23 But those three men, Shadrach, Meshach, and Abednego, fell into the furnace of blazing fire while still securely bound.