Luke 22:45 KJV

And when he rose up from prayer, and was come to his disciples, he found them sleeping for sorrow,
Luke 22:45, King James Version

In context

44 And being in an agony he prayed more earnestly: and his sweat was as it were great drops of blood falling down to the ground.

45 And when he rose up from prayer, and was come to his disciples, he found them sleeping for sorrow,

46 And said unto them, Why sleep ye? rise and pray, lest ye enter into temptation.