What were some of the rules that Siddhartha Gautama said were needed for personal salvation?

According to Siddhartha Gautama, to achieve salvation one needs to follow the Eightfold Path which consists of eight practices which as - right view, right resolve, right speech, right conduct, right livelihood, right effort, right mindfulness, and right samadhi. One must also follow the four noble truths - The truth of suffering, The truth of the origin of suffering, The truth of the cessation of suffering, The truth of the path to the cessation of suffering.