What is meaning of religion in simple language sir and meaning of belive in yourself in simple language sir

Solution:-

Religion means your faith in a particular God / gods and activities associated with it.
Sentence- He is a Hindu by religion.

Believe -  It means you are sure that something is true.
Sentence - No one should believe a liar like you.

The phrase 'believe in yourself' means you are confident about your own abilities.
Sentence - For being successful, you must believe in yourself.