Judaism, Jewish religion

Definition:

The term "Judaism" refers to the religion practiced by the Jews. It is also referred to as the "Jewish religion."

In the Old Testament, the term "Jewish religion" is used, while in the New Testament, the term "Judaism" is used.
Judaism includes all the Old Testament laws and instructions that God gave to the Israelites to obey. It also includes the customs and traditions that have been added to the Jewish religion over time.
When translating, the term "Jewish religion" or "religion of the Jews" can be used in both the Old and New Testaments.
"Judaism," however should only be used in the New Testament, since the term did not exist before that time.

(See also: Jew, law)