Mark 14:39

Then he went away again and prayed, saying the same words;

Matthew 6:7

"While praying do not say the same words over and over again, as the Gentiles do, for they suppose that by their much speaking they will gain attention.

Matthew 26:42-44

Then he went away again a second time and prayed, saying, "O, my Father, if this cup cannot pass except I drink it, Thy will be done."

Luke 18:1

He also taught them by a parable how they ought always to pray and never to lose heart.

2 Corinthians 12:8

Concerning this, three times over I supplicated the Lord that it might leave me;

Treasury of Scripture Knowledge

Summary

And again he went away, and prayed, and spake the same words.

Bible References

He went

Matthew 6:7
"While praying do not say the same words over and over again, as the Gentiles do, for they suppose that by their much speaking they will gain attention.
Matthew 26:42
Then he went away again a second time and prayed, saying, "O, my Father, if this cup cannot pass except I drink it, Thy will be done."
Luke 18:1
He also taught them by a parable how they ought always to pray and never to lose heart.
2 Corinthians 12:8
Concerning this, three times over I supplicated the Lord that it might leave me;