As an obvious example...

As an obvious example, it is said that some people were going to give a coin to the Caesar as jizyah (poll tax), they asked Jesus about it: What do we do with it? He said to them: Give back to Caesar what is his and to God what is God's. Give the coin whose inscription is in the name of Caesar back to Caesar, and give back the heart which is God’s to God11 . He paid no attention to financial affairs. Succeeding Christians also developed this attitude so that it ended in monasticism.

The Quran states: “the monasticism which they invented on their own, We (Allah) did not prescribe for them but the seeking for the…