Matthew 10:16
"Remember it is I who am sending you out, as sheep into the midst of wolves; prove yourselves as sagacious as serpents, and as innocent as doves.
Luke 10:3
Remember that I am sending you out as lambs into the midst of wolves.
Acts 20:29
I know that, when I am gone, cruel wolves will come among you and will not spare the flock;
2 Corinthians 11:3
But I am afraid that, as the serpent in his craftiness deceived Eve, so your minds may be led astray from their single-heartedness and their fidelity to Christ.
Philippians 2:15
so that you may always prove yourselves to be blameless and spotless--irreproachable children of God in the midst of a crooked and perverse generation, among whom you are seen as heavenly lights in the world,
1 Corinthians 14:20
Brethren, do not prove yourselves to be children in your minds. As regards evil, indeed, be utter babes, but as regards your minds prove yourselves to be men of ripe years.
Luke 21:15
for I will give you utterance and wisdom which none of your opponents will be able to withstand or reply to.
Romans 16:18-19
For men of that stamp are not bondservants of Christ our Lord, but are slaves to their own appetites; and by their plausible words and their flattery they utterly deceive the minds of the simple.
2 Corinthians 1:12
For the reason for our boasting is this--the testimony of our own conscience that it was in holiness and with pure motives before God, and in reliance not on worldly wisdom but on the gracious help of God, that we have conducted ourselves in the world, and above all in our relations with you.
2 Corinthians 8:20
For against one thing we are on our guard--I mean against blame being thrown upon us in respect to these large and liberal contributions which are under our charge.
2 Corinthians 11:14
And no wonder. Satan, their master, can disguise himself as an angel of light.
Ephesians 5:15-17
Therefore be very careful how you live and act. Let it not be as unwise men, but as wise.
Colossians 1:9
For this reason we also, from the day we first received these tidings, have never ceased to pray for you and to entreat that you may be filled with a clear knowledge of His will accompanied by thorough wisdom and discernment in spiritual things;
Colossians 4:5
Behave wisely in relation to the outside world, buying up your opportunities.
1 Thessalonians 2:10
You yourselves are witnesses--and God is witness--how holy and upright and blameless our dealings with you believers were.
1 Thessalonians 5:22
Hold yourselves aloof from every form of evil.