Matthew 26:40
"And he cometh unto the disciples, and findeth them asleep, and saith unto Peter, What, could ye not watch with me one hour?"
Cross References (ranked by relevance)
And he cometh, and findeth them sleeping, and saith unto Peter, Simon, sleepest thou? couldest not thou watch one hour?
And when he rose up from prayer, and was come to his disciples, he found them sleeping for sorrow,
And he came and found them asleep again: for their eyes were heavy.
But Peter and they that were with him were heavy with sleep: and when they were awake, they saw his glory, and the two men that stood with him.
While the bridegroom tarried, they all slumbered and slept.
Then saith he unto them, My soul is exceeding sorrowful, even unto death: tarry ye here, and watch with me.
Peter said unto him, Though I should die with thee, yet will I not deny thee. Likewise also said all the disciples.
And the king of Israel answered and said, Tell him, Let not him that girdeth on his harness boast himself as he that putteth it off.
And it shall be, that in the morning, as soon as the sun is up, thou shalt rise early, and set upon the city: and, behold, when he and the people that is with him come out against thee, then mayest thou do to them as thou shalt find occasion.
I sleep, but my heart waketh: it is the voice of my beloved that knocketh, saying, Open to me, my sister, my love, my dove, my undefiled: for my head is filled with dew, and my locks with the drops of the night.