NET
6 But then one of the seraphs flew toward me. In his hand was a hot coal he had taken from the altar with tongs.
Darby
6 And one of the seraphim flew unto me, and he had in his hand a glowing coal, which he had taken with the tongs from off the altar;
KJV
6 Then flew one of the seraphims unto me, having a live coal in his hand, [which] he had taken with the tongs from off the altar: