Matthew 26:44

He went away to pray a third time, saying the same words.

2 Corinthians 12:8

Three times I prayed to God about this and asked him to take it away.

Daniel 9:17-19

Now therefore, O our God, listen to the prayer of your servant, and to his supplications, and cause your face to shine upon your sanctuary that is desolate, for Jehovah's sake.

Matthew 6:7

Large quantities of meaningless words and repetition are not acceptable in prayer. The pagans think their gods will hear long and repetitious prayers.

Luke 18:1

He spoke an illustration to them emphasizing the need to pray and not become tired:

Treasury of Scripture Knowledge

Summary

And he left them, and went away again, and prayed the third time, saying the same words.

Bible References

Prayed

Matthew 6:7
Large quantities of meaningless words and repetition are not acceptable in prayer. The pagans think their gods will hear long and repetitious prayers.
Daniel 9:17
Now therefore, O our God, listen to the prayer of your servant, and to his supplications, and cause your face to shine upon your sanctuary that is desolate, for Jehovah's sake.
Luke 18:1
He spoke an illustration to them emphasizing the need to pray and not become tired:
2 Corinthians 12:8
Three times I prayed to God about this and asked him to take it away.