'Be on Your Guard' in the Bible

But be on your guard against men, for they will give you up to their courts, and have you flogged in their synagogues,

And Jesus said to them, "Look out, and be on your guard against the yeast of the Pharisees and Sadducees!"

Why do you not see that I was not talking to you about bread? But be on your guard against the yeast of the Pharisees and Sadducees!"

And he warned them, saying, "Look out! Be on your guard against the yeast of the Pharisees and the yeast of Herod!"

But you must be on your guard; they will hand you over to courts and you will be taken into synagogues and beaten, and you will be brought before governors and kings on my account, to testify to them.

But you must be on your guard; I have told you all about it beforehand.

And he said to them, "Take care! You must be on your guard against any form of greed, for a man's life does not belong to him, no matter how rich he is."

So you must be on your guard and remember that for three years, night and day, I never stopped warning any of you, even with tears.

You too must be on your guard against him, for he vehemently opposed my teaching.

So you, dear friends, now that you are forewarned, must be on your guard against being led away by the errors of unprincipled men and losing your present firmness.