Psychology from the Islamic Perspective

What does Islam say about human psychology and mental
health?

Believe it or not, Islam offers a precise, uncomplicated,
and comprehensive theory of our spiritual nature, our purpose
and priorities in life, and how we can attain serenity and happiness in this life and the next.

In Psychology from the Islamic Perspective, Dr. Aisha Utz
Hamdan includes specific references to scientific research that
corresponds to, or builds upon, what is already known from revelation.