Mark 13:23

But do ye take heed: behold, I have told you all things beforehand.

2 Peter 3:17

Ye therefore, beloved, knowing these things before, take care lest, being led away along with the error of the wicked, ye should fall from your own stedfastness:

Mark 13:5

And Jesus answering them began to say, Take heed lest any one mislead you.

John 14:29

And now I have told you before it comes to pass, that when it shall have come to pass ye may believe.

Isaiah 44:7-8

And who, as I, shall call, and shall declare it, and set it in order for me, since I appointed the ancient people? And the coming things, and those that shall happen, let them declare unto them.

Matthew 7:15

But beware of false prophets, which come to you in sheep's clothing, but within are ravening wolves.

Mark 13:9

But ye, take heed to yourselves, for they shall deliver you up to sanhedrims and to synagogues: ye shall be beaten and brought before rulers and kings for my sake, for a testimony to them;

Mark 13:33

Take heed, watch and pray, for ye do not know when the time is:

Luke 21:8

And he said, See that ye be not led astray, for many shall come in my name, saying, I am he, and the time is drawn nigh: go ye not therefore after them.

Luke 21:34

But take heed to yourselves lest possibly your hearts be laden with surfeiting and drinking and cares of life, and that day come upon you suddenly unawares;

John 16:1-4

These things I have spoken unto you that ye may 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 appointed the ancient people? And the coming things, and those that shall happen, let them declare unto them.
John 14:29
And now I have told you before it comes to pass, that when it shall have come to pass ye may believe.
John 16:1
These things I have spoken unto you that ye may not be offended.

General references

Mark 13:33
Take heed, watch and pray, for ye do not know when the time is:
Luke 17:23
And they will say to you, Lo here, or Lo there; go not, nor follow them.