Joshua 8:5
And I and all the people that are with me, will approach the city; and when they come out against us, as at the first, we will flee before them
Joshua 7:5
And the men of Ai smote of them about thirty-six men; for they chased them from before the gate even unto Shebarim, and smote them in the going down; therefore the hearts of the people melted, and became as water.
Judges 20:31-33
And the sons of Benjamin went out against the people and were drawn away from the city, and they began to smite of the people and kill as at the other times in the highways, one of which goes up to the house of God and the other to Gibeah by the field, and they killed about thirty men of Israel.
Matthew 10:16
Behold, I send you forth as sheep in the midst of wolves; be ye therefore prudent as serpents and innocent as doves.