Matthew 26:42

Again, a second time, going away, He prayed, saying, "My Father, if it is not possible that this cup should pass away except I drink it, Thy will be done,"

Matthew 26:39

And, going forward a little, He fell on His face, praying, and saying, "My Father, if it is possible, let this cup pass away from Me: nevertheless not as I will, but as Thou wilt."

Mark 14:39-40

And, going away again, He prayed, saying the same thing.

Hebrews 4:15

for we have not a High Priest, unable to sympathize with our infirmities, but One Who hath been tempted in all points like as we, apart from sin.

Hebrews 5:7-8

Who, in the days of His flesh, having offered up prayers and supplications with strong crying and tears to Him Who was able to save Him from death, and having been heard by reason of His godly fear,

Treasury of Scripture Knowledge

Summary

He went away again the second time, and prayed, saying, O my Father, if this cup may not pass away from me, except I drink it, thy will be done.

General references

Bible References

The second

Matthew 26:39
And, going forward a little, He fell on His face, praying, and saying, "My Father, if it is possible, let this cup pass away from Me: nevertheless not as I will, but as Thou wilt."
Mark 14:39
And, going away again, He prayed, saying the same thing.
Hebrews 4:15
for we have not a High Priest, unable to sympathize with our infirmities, but One Who hath been tempted in all points like as we, apart from sin.
Hebrews 5:7
Who, in the days of His flesh, having offered up prayers and supplications with strong crying and tears to Him Who was able to save Him from death, and having been heard by reason of His godly fear,

General references

Matthew 26:70
But he denied before them all, saying, "I know not what you are saying."