Significance of Forty chapter
The keyphrase "Forty chapter" refers to two significant concepts. In Theravada Buddhism, it denotes a section in the Compendium of Abhidhamma, specifically focusing on the Analysis of Thought-processes. In the context of Indian history, it is a popular name for al-Kindi’s work, "Kitab fi mudkhal ila ʿilm an-nujum," which assesses the twelfth place of the horoscope. Additionally, it indicates the number of sections in the second part of al-Kindi's book, highlighting its extensive content.
The below excerpts are indicatory and do represent direct quotations or translations. It is your responsibility to fact check each reference.
Buddhist concept of 'Forty chapter'
The Forty chapter in Buddhism pertains to a segment of the Compendium of Abhidhamma, emphasizing the detailed examination of thought processes within Buddhist philosophy and psychology.
From: A Manual of Abhidhamma
(1) Denotes a section in the Compendium of Abhidhamma, focusing on the Analysis of Thought-processes.[1]
The concept of Forty chapter in local and regional sources
The keyphrase "Forty chapter" relates to the division of al-Kindi's work, indicating the book's extensive nature and its focus on astrological analysis, specifically concerning the twelfth house of horoscopes in judging post-delivery matters.
From: History of Science in South Asia
(1) A popular name for al-Kindi’s Kitab fi mudkhal ila ʿilm an-nujum, which does look to the twelfth place of the horoscope to judge matters following the delivery.[2]