And again he came, and found them sleeping, for their eyes were very heavy ( καταβαρυνόμενοι): literally, weighed down. They had not deliberately yielded themselves to sleep; but an oppressive languor, the effect of great sorrow, had come over them, so that they could not watch as they desired to do; but by an involuntary action they ever and anon slumbered.
They wist not what to answer him. They had no excuse, save that which he himself had found for them.