Doctrines Of Buddhism: (1) The basic teachings of Buddha are contained in Four Noble Truths and the Eight-Fold Path. Buddha’s first sermon contained a detailed explanation of the Noble Truths and the Eight-Fold Path. Four Noble Truths (Arya Satya): Dukkha- The world is full of sorrow and sufferings. Dukkha Samuddaya- All sufferings have a cause: