## up to Jerusalem ##

This means that they traveled from a lower place to a higher place. Jerusalem is built on a hill.

## in the temple ##

This refers to the outer courtyard of the temple where the non-Jewish people were allowed to worship.

## those that sold ##

People could buy animals at the temple and sacrifice them to honor God.

## money changers ##

Jewish authorities required people who wanted to buy animals for sacrifices to exchange their money from outside for special money from the "money changers."