Mark 11:28

²⁶  But if ye do not forgive, neither will your Father which is in heaven forgive your trespasses.

²⁷  And they come again to Jerusalem: and as he was walking in the temple, there come to him the chief priests, and the scribes, and the elders,

²⁸  And say unto him, By what authority doest thou these things? and who gave thee this authority to do these things?

²⁹  And Jesus answered and said unto them, I will also ask of you one question, and answer me, and I will tell you by what authority I do these things.

³⁰  The baptism of John, was it from heaven, or of men? answer me.