or else He may cause them to perish because of what they have wrought; and [withal,] He pardons much.

Or He can cause them to perish because of the (evil) which (the men) have earned; but much doth He forgive.

Or He causeth them to perish on account of that which they have earned - And He forgiveth much -

Or He causes them to perish for what they have earned, and He pardons much;

Or He could destroy them for what they earned; but He pardons much.