He continued to assist his father until he reached the age of 22.

She had a certain knowledge of chemistry 3 having assisted her father in the laboratory.

Already at 13 years of age, she assisted her father in the business of government.

She assists her father as a guide instead of staying at home alone.

On leaving school, he assisted his father on the land.

When not in school, he assisted his father on the farm.

During the following years, Muhammad assisted his father in various political and military affairs.

By 907 he was assisting his father as military commander.

He assisted his father in the family's grocery store, as well.

The two children were well educated and grew up to assist their father in his enterprises.