Matthew 21:24

And Jesus, answering, said, "I also will ask you one thing, which if ye tell Me, I also will tell you by what authority I do these things:

Matthew 10:16

"Behold, I send you forth as sheep in the midst of wolves; become ye, therefore, as wise as the serpents and as innocent as doves.

Luke 6:9

And Jesus said to them, "I ask you, is it lawful on the sabbath to do good, or to do evil??o save a soul, or to destroy it?"

Colossians 4:6

Let your speech be always with grace, seasoned with salt, that ye may know how ye ought to answer each one.

Treasury of Scripture Knowledge

Summary

And Jesus answered and said unto them, I also will ask you one thing, which if ye tell me, I in like wise will tell you by what authority I do these things.

Bible References

I also

Matthew 10:16
"Behold, I send you forth as sheep in the midst of wolves; become ye, therefore, as wise as the serpents and as innocent as doves.
Luke 6:9
And Jesus said to them, "I ask you, is it lawful on the sabbath to do good, or to do evil??o save a soul, or to destroy it?"
Colossians 4:6
Let your speech be always with grace, seasoned with salt, that ye may know how ye ought to answer each one.