American Standard Version (ASV):
Take ye therefore good heed unto yourselves; for ye saw no manner of form on the day that Jehovah spake unto you in Horeb out of the midst of the fire.
King James Version (KJV):
Take ye therefore good heed unto yourselves; for ye saw no manner of similitude on the day [that] the LORD spake unto you in Horeb out of the midst of the fire: