New Revised Standard Version
But be alert; I have already told you everything.

Contemporary English Version
But be on your guard! That's why I am telling you these things now.

New American Bible
Be watchful! I have told it all to you beforehand.

Douay-Rheims Bible
Take you heed therefore: behold, I have foretold you all things.

Take you heed therefore: behold, I have foretold you all things.

take.

Mark 13:5,9,33 And Jesus answering, began to say to them: Take heed lest any man deceive you. . . .

Matthew 7:15 Beware of false prophets, who come to you in the clothing of sheep, but inwardly they are ravening wolves.

Luke 21:8,34 Who said: Take heed you be not seduced: for many will come in my name, saying: I am he and the time is at hand. Go ye not therefore after them. . . .

2 Peter 3:17 You therefore, brethren, knowing these things before, take heed, lest being led aside by the error of the unwise, you fall from your own steadfastness.

behold.

Isaiah 44:7,8 Who is like to me? let him call and declare: and let him set before me the order, since I appointed the ancient people: and the things to come, and that shall be hereafter, let them shew unto them. . . .

John 14:29 And now I have told you before it come to pass: that when it shall come to pass, you may believe.

John 16:1-4 These things have I spoken to you things have I spoken to you that you may not be scandalized. . . .