Mark 11:28

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?'

Mark 11:28 Meaning and Commentary

Mark 11:28

And say unto him, by what authority dost thou do these
things?
&c.] Enter into the temple, as if he was Lord of it; and correct in such a magisterial way every thing he thought an abuse in it; do the miracles he did, as healing the lame, and blind; and take upon him to instruct the people, a work he was now engaged in:

and who gave thee this authority to do these things?
(See Gill on Matthew 21:23).

Mark 11:28 In-Context

26 and, if ye do not forgive, neither will your Father who is in the heavens forgive your trespasses.'
27 And they come again to Jerusalem, and in the temple, as he is walking, there come unto him the chief priests, and the scribes, and the elders,
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.'
Young's Literal Translation is in the public domain.