Matthew 10:16
“Behold, I send you out as sheep among wolves. Therefore be wise as serpents and harmless as doves.
World English Bible (Public Domain)
In context
Before · Matthew 10:14–15
14Whoever doesn’t receive you or hear your words, as you go out of that house or that city, shake the dust off your feet. 15Most certainly I tell you, it will be more tolerable for the land of Sodom and Gomorrah in the day of judgment than for that city.
16“Behold, I send you out as sheep among wolves. Therefore be wise as serpents and harmless as doves.