and he says to them, “It is written, My house will be called a house of prayer, but you are making it a den of robbers.”a Bible
From Isa. 56:7 (“house of prayer”) and Jer. 7:11 (“den of robbers”).

Quoted from Isaiah 56:7 (“house of prayer”) and Jeremiah 7:11 (“den of thieves”).

Commentary for: Matthew 21:13