Jerome

And behold, a man who was clothed in linen, who had a writing utensil at his waist, answered saying, 'I have done as you commanded me.' LXX: And behold, a man who was clothed in a long robe and had a belt around his waist, answered and said, 'I have done as you commanded me.' He is the man who was commanded to pass through the midst of Jerusalem and put a mark on the foreheads of the men who sigh and cry over all the abominations that are done within it. …

Commentary on Ezekiel ↗