Mark 14:37
Then he came and found them asleep, and he said to Peter. "Are you sleeping, Simon? Could you not keep watch one hour?
Matthew 25:5
Now because the bridegroom tarried, they all fell to nodding and went on sleeping.
Matthew 26:40
Then he came to his disciples, and found them asleep, and said to Peter. "So you were none of you strong enough to watch with me even one hour!
Mark 14:29-31
"Although they all stumble and fall, yet will not I," answered Peter.
Mark 14:40-41
and when he returned he found them once more asleep, for their eyes were heavy with sleep, and they knew not what to say to him.
Luke 9:31-32
These appeared in glory and talked about his departure which he was about to accomplish at Jerusalem.
Luke 22:45-46
When he arose from his prayers, and came to his disciples, he found them sleeping for sorrow,
1 Thessalonians 5:6-8
So then let us not be sleeping as do the rest, but let us be watchful and self-controlled.
Hebrews 12:3
Compare yourselves with him who endured such hostility against himself at the hands of sinners, lest you grow weary, fainting in your souls.