Mark 14:38

Stay awake and pray that you will not enter into temptation. The spirit [is] willing, but the flesh [is] weak!"

Matthew 26:41

Stay awake and pray that you will not enter into temptation. The spirit [is] willing, but the flesh [is] weak!"

Matthew 24:42

Therefore be on the alert, because you do not know what day your Lord is coming!

Mark 14:34

And he said to them, "My soul is deeply grieved, to the point of death. Remain here and stay awake."

Luke 21:36

But be alert at all times, praying that you may have strength to escape all these [things] [that] are going to happen, and to stand before the Son of Man."

Luke 22:40

And [when] he came to the place, he said to them, "Pray that you will not enter into temptation."

Luke 22:46

and he said to them, "Why are you sleeping? Get up [and] pray that you will not enter into temptation!"

Romans 7:18-25

For I know that good does not live in me, that is, in my flesh. For the willing is present in me, but the doing [of] the good [is] not.

Revelation 3:2-3

Be on the alert and strengthen the remaining [things] that are about to die, for I have not found your works completed before my God.

Matthew 6:13

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

Matthew 25:13

Therefore be on the alert, because you do not know the day or the hour!

1 Corinthians 16:13

Be on the alert, stand firm in the faith, act courageously, be strong.

Galatians 5:17

For the flesh desires against the Spirit, and the Spirit against the flesh, for these are in opposition to one another, so that whatever you want, you may not do these [things].

Philippians 2:12

Therefore my dear friends, just as you 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 on the alert. Your adversary the devil walks around like a roaring lion, looking for someone to devour.

Revelation 3:10

Because you have kept the word of my patient endurance, I also will keep you from the hour of testing that is about to come upon the whole inhabited world, to put to the test those who live on 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 good does not live in me, that is, in my flesh. For the willing is present in me, but the doing [of] the good [is] not.
Galatians 5:17
For the flesh desires against the Spirit, and the Spirit against the flesh, for these are in opposition to one another, so that whatever you want, you may not do these [things].
Philippians 2:12
Therefore my dear friends, just as you 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
Watch out! Be alert, because you do not know when the time is!