Who is this King of glory? The LORD strong and mighty, the LORD mighty in battle.
Who is this King of glory? The question is put in order to lend the people seriously to ask it, and so to ponder upon the true answer.
The Lord strong and mighty - therefore, one who can and will save His people, and punish His and their enemies. So David experienced Him in the battle with Goliath (1 Samuel 17:45; 1 Samuel 17:47).