Mark 11:28

καὶ λέγουσιν αὐτῷ, Ἐν ποίᾳ ἐξουσίᾳ ταῦτα ποιεῖς; Καὶ τίς σοι τὴν ἐξουσίαν ταύτην ἔδωκεν ἵνα ταῦτα ποιῇς;

RBT Translation:

And they were saying to self, "Within what sort of authority are you making these ones," or, "Who gave to yourself the Authority so that you should be making these ones?"

Julia Smith Literal 1876 Translation:
And say to him, By what power doest thou these things? and who gave thee this power that thou doest these things?

LITV Translation:
And they said to Him, By what authority do you do these things? And who gave you this authority that you do these things?