Mark 13:23

But take heed; behold, I have told you all things beforehand.

2 Peter 3:17

Therefore, beloved, knowing beforehand, beware lest being led away with the error of the lawless, you fall from your own steadfastness.

Mark 13:5

And Jesus answering them began to say, Beware that no one deceive you.

John 14:29

And now I have told you before it happens, so that when it happens you might believe.

Isaiah 44:7-8

And who, as I, shall call, and shall declare it and set it in order for Me, since I placed the people of old? And the things that are coming, and shall come, let them declare to them.

Matthew 7:15

Beware of false prophets who come to you in sheep's clothing, but inwardly they are ravening wolves.

Mark 13:9

But take heed to yourselves. For they shall deliver you up to sanhedrins, and in the synagogues you shall be beaten. And you shall be brought before rulers and kings for My sake, for a testimony against them.

Mark 13:33

Take heed, watch and pray, for you do not know when the time is.

Luke 21:8

And He said, Take heed that you are not deceived, for many shall come in My name, saying, I AM! Also, The time has come! Do not go after them.

Luke 21:34

And take heed to yourselves, lest your hearts are weighed down with headaches and drinking and anxieties of this life; and that day should suddenly come on you;

John 16:1-4

I have spoken these things to you so that you should not be offended.

Treasury of Scripture Knowledge

Summary

But take ye heed: behold, I have foretold you all things.

General references

Bible References

Behold

Isaiah 44:7
And who, as I, shall call, and shall declare it and set it in order for Me, since I placed the people of old? And the things that are coming, and shall come, let them declare to them.
John 14:29
And now I have told you before it happens, so that when it happens you might believe.
John 16:1
I have spoken these things to you so that you should not be offended.

General references

Mark 13:33
Take heed, watch and pray, for you do not know when the time is.
Luke 17:23
And they shall say to you, Lo, here! or, behold, there! Do not go away, nor follow.