Mark 11:28-30

Young's Literal Translation

²⁸ and they say to him, `By what authority dost thou these things? and who gave thee this authority that these things thou mayest do?'

²⁹ And Jesus answering said to them, `I will question you -- I also -- one word; and answer me, and I will tell you by what authority I do these things;

³⁰ the baptism of John -- from heaven was it? or from men? answer me.'