Mark 11:28

11:28 and said, “By what authority ¹  are you doing these things? Or who gave you this authority to do these things?”

Mark 3:15

3:15 and to have authority to cast out demons.

[11:28]  ¹ tn On this phrase, see BDAG 844 s.v. ποῖος 2.a.γ.