NET
17 Then he began to teach them and said, “Is it not written: ‘My house will be called a house of prayer for all nations’? But you have turned it into a den of robbers!”
Darby
17 And he taught saying to them, Is it not written, My house shall be called a house of prayer for all the nations? but *ye* have made it a den of robbers.
KJV
17 And he taught, saying unto them, “Is it not written, My house shall be called of all nations the house of prayer? but ye have made it a den of thieves.”