On the full moon day of the month of Asanha (Asanha Bucha Day,in Thailand ), the Buddha preached his first sermon to the Five Ascetics whom he had traveled with in the early days of his search for Enlightenment.The essentials of the first sermon were to avoid the two extremes of self-indulgence;Kamasukhalikanuyoga;and to avoid the extreme of self-mortification;Attakilamathanuyiga.
The Buddha encourage pracfice the Middel Way,known as the Noble Eightfold Path,which leads to insight into the Four Noble Truths: 1)Suffering 2)the Cause of Suffering ,3)the Cessation of Suffering ,and 4)the Path leading to the cessation of suffering.