Matthew 10:16
Behold, I send you forth as sheep in the midst of wolves be ye therefore wise as serpents, and harmless as doves.
Luke 10:3
Go: behold I send you forth as lambs in the midst of wolves.
Acts 20:29
For I know this, that after my departure grievous wolves will enter in among you, not sparing the flock.
2 Corinthians 11:3
But I fear lest as the serpent deceived Eve through his subtilty, so your minds should be corrupted from simplicity toward Christ.
Philippians 2:15
That ye may be blameless and simple, the sons of God, unrebukable, in the midst of a crooked and perverse nation, among whom ye shine as lights in the world,
1 Corinthians 14:20
Brethren, be not children in understanding: in wickedness be ye as infants, but in understanding be ye grown men.
Luke 21:15
which all your adversaries shall not be able to gainsay or resist.
Romans 16:18-19
For such serve not the Lord Jesus Christ, but their own belly, and by good words and fair speeches, deceive the hearts of the simple.
2 Corinthians 1:12
For this is our rejoicing, the testimony of our conscience, that in simplicity and godly sincerity, not with carnal wisdom, but by the grace of God, we have had our conversation in the world, and more especially toward you.
2 Corinthians 8:20
and for the declaration of our ready mind) Avoiding this, lest any one should blame us in this abundance, which is administred by us.
2 Corinthians 11:14
And no marvel; for Satan himself is transformed into an angel of light.
Ephesians 5:15-17
See then that ye walk circumspectly,
Colossians 1:9
For this cause from the day we heard it, we do not cease to pray also for you, and to desire that ye may be filled with the knowledge of his will, in all wisdom and spiritual understanding;
Colossians 4:5
Walk in wisdom toward them that are without, redeeming the time.
1 Thessalonians 2:10
Ye are witnesses and God, how holily and justly and unblameably we behaved among you that believe:
1 Thessalonians 5:22
Abstain from all appearance of evil.