Mark 11:17

17 He was teaching and saying, "Is it not written, "My house shall be called a house of prayer for all the nations'? But you have made it a den of robbers."

Mark 11:17 In-Context

15 Then they came to Jerusalem. And he entered the temple and began to drive out those who were selling and those who were buying in the temple, and he overturned the tables of the money changers and the seats of those who sold doves;
16 and he would not allow anyone to carry anything through the temple.
17 He was teaching and saying, "Is it not written, "My house shall be called a house of prayer for all the nations'? But you have made it a den of robbers."
18 And when the chief priests and the scribes heard it, they kept looking for a way to kill him; for they were afraid of him, because the whole crowd was spellbound by his teaching.
19 And when evening came, Jesus and his disciples went out of the city.
New Revised Standard Version Bible, copyright 1989, Division of Christian Education of the National Council of the Churches of Christ in the United States of America. Used by permission. All rights reserved.