The growth of moral virtues and the elimination of vices is one of the most important goals of moral education in religious teachings, therefore, the verses and hadiths of the Infallibles (a. s) are full of principles and methods of moral education and because Tafsir Nemooneh has paid much attention to this important issue, the purpose of this study is to extract and analyze the principles and methods of moral education based on Tafsir Nemooneh. This research was done by descriptive and analytical method of conceptual analysis. In this research, first, the verses and narrations that refer to the principles and methods of moral education in Tafsir Nemooneh were extracted and categorized and analyzed based on educational principles and methods. A total of 14 principles and 33 methods as principles and methods of moral education were extracted from Tafsir Nemooneh. Some of the obtained principles of moral education were: change of appearance, inner transformation, perseverance and protection of the action, correction of circumstances. Also, some of the obtained methods of the principles of moral education were: self-indoctrination, self-imposition, giving insight, invitation to faith, duty-making, self-calculation, grounding, change of position, modeling, facing the consequences of actions, stimulating faith, affliction, adorning appearance, adorning the word, exaggerating forgiveness and repentance. Religious teachings have methodically guided human beings to gain moral virtues and eliminate moral vices by principles and methods.