Mark 13:35-37, “Watch ye therefore: for ye know not when the master of the house cometh, at even, or at midnight, or at the cockcrowing, or in the morning: Lest coming suddenly he find you sleeping.
The Torah too is claimed by many Muslims to be filled with Tahrif; but Jews say that there are 70 different way of understanding God’s words and the differences are enlightening, and not falsifying.