kimia-ye sa'adat is the most important work of abu hamed mohammad ghazzali in persian which has been edited and published twice in iran: the first time in 1940/1319 š by ahmad aram, and the second time in 1982/1361 š by hossein khadiv jam who had already published the first half of the book in 1976/1355 š. this article seeks to study these two editions, especially the one by khadiv jam, and com...