An inquiry on the dependence of ethics upon religion

and imperfection fails to be considered as a basis for ethics. Otherwise, human happiness would not occur. In this way, the important part of religion in the field is clear. The sacredness of ethics, the signification and guarantee of ethical orders and presenting ethical examples can be counted as different dimensions for this relationship. Ethical system originated from interaction of religion and ethics is founded on religious ontology and anthropology. As is understood by the system the world of existence is governed by the Will and Foresight of Wise and Knowledgeable God. Furthermore, man is such an everlasting being that his/her spiritual personality is based upon his/her morality and action. On this cosmology and anthropology, ethics can provide the ground for human happiness in here and afterlife. Key words: ethics, religion, knowledge, foundation of ethics.