Key to the House of Happiness and Publication of Knowledge and Will is a book on happiness in knowledge, authored by Ibn Qayyim al-Jawziyya (691 AH - 751 AH / 1292 - 1349). In his book, the author discusses will and knowledge, considering them keys to everything beneficial in life, tools that open the door to happiness, reveal the greatness of the Creator and His marvelous creation, and guide to the path of truth and goodness. Ibn Qayyim al-Jawziyya elaborates on happiness in knowledge and will, the wisdom in the creation of humans, the universe, planets, stars, sky, and earth, and the people's need for Sharia. He also addresses topics like optimism, pessimism, superstition, and infection, clarifying the correct rulings from the Quran and the Sunnah. He refutes the statements of astrologers, explaining the errors of those who speculate about the unseen.

• Author: Ibn Qayyim al-Jawziyya
• Publisher: Dar Ibn Hazm - Beirut
• Edition Number: 2
• Year of Publication: 2004
• Number of Pages: 792
• Number of Volumes: 1
• Binding Type: Cardboard Cover
• Paper Type: White
• Number of Print Colors: 2