What two collections form the basis of islamic law, also known as shariah?

The basis of the Islamic law ( also known as Shariah) are formed by two branches: RITUALS and SOCIAL RELATIONS.

All together they rule for the actions that are:

1. mandatory

2. recommended

3. neutral

4. abhorred

5. prohibited

So, if we compare Shariah with Western law, some actions are punished by law, while others are considered to be wrong.

c) troops march forward in close formation against newer, more accurate weapons