Mark 14:38

Watch and pray, that ye enter not into temptation: the spirit indeed is willing, but the flesh is weak.

Matthew 26:41

Watch and pray, that ye enter not into temptation: the spirit indeed is willing, but the flesh is weak.

Matthew 24:42

Watch therefore: for ye know not on what day your Lord cometh.

Mark 14:34

And he saith unto them, My soul is exceeding sorrowful even unto death: abide ye here, and watch.

Luke 21:36

But watch ye at every season, making supplication, that ye may prevail to escape all these things that shall come to pass, and to stand before the Son of man.

Luke 22:40

And when he was at the place, he said unto them, Pray that ye enter not into temptation.

Luke 22:46

and said unto them, Why sleep ye? rise and pray, that ye enter not into temptation.

Romans 7:18-25

For I know that in me, that is, in my flesh, dwelleth no good thing: for to will is present with me, but to do that which is good is not.

Revelation 3:2-3

Be thou watchful, and establish the things that remain, which were ready to die: for I have found no works of thine perfected before my God.

Matthew 6:13

And bring us not into temptation, but deliver us from the evil one.

Matthew 25:13

Watch therefore, for ye know not the day nor the hour.

1 Corinthians 16:13

Watch ye, stand fast in the faith, quit you like men, be strong.

Galatians 5:17

For the flesh lusteth against the Spirit, and the Spirit against the flesh; for these are contrary the one to the other; that ye may not do the things that ye would.

Philippians 2:12

So then, my beloved, even as ye have always obeyed, not as in my presence only, but now much more in my absence, work out your own salvation with fear and trembling;

1 Peter 5:8

Be sober, be watchful: your adversary the devil, as a roaring lion, walketh about, seeking whom he may devour,

Revelation 3:10

Because thou didst keep the word of my patience, I also will keep thee from the hour of trial, that hour which is to come upon the whole world, to try them that dwell upon the earth.

Treasury of Scripture Knowledge

Summary

Watch ye and pray, lest ye enter into temptation. The spirit truly is ready, but the flesh is weak.

General references

Bible References

The spirit

Romans 7:18
For I know that in me, that is, in my flesh, dwelleth no good thing: for to will is present with me, but to do that which is good is not.
Galatians 5:17
For the flesh lusteth against the Spirit, and the Spirit against the flesh; for these are contrary the one to the other; that ye may not do the things that ye would.
Philippians 2:12
So then, my beloved, even as ye have always obeyed, not as in my presence only, but now much more in my absence, work out your own salvation with fear and trembling;

General references

Mark 13:33
Take ye heed, watch and pray: for ye know not when the time is.

American Standard Version Public Domain