ABSTRACT Adultery is considered a major sin in Islam and is prohibited in all Muslim societies. However, there are differences in the legal and social attitudes towards adultery in different Muslim countries. This article aims to compare the legal and social attitudes towards adultery in Saudi Arabia and Pakistan, two Muslim-majority countries with different legal systems and cultural norms. The article begins with an overview of the Islamic perspective on adultery, as outlined in the Quran and Hadith. It then delves into the legal frameworks governing adultery in Saudi Arabia and Pakistan, including the penal codes and the judicial procedures for prosecuting, and punishing adulterers. Furthermore, the article explores the social attitudes towards adultery in these two countries, including the cultural norms and religious beliefs that influence people's perceptions of this issue. It examines the role of family and community in shaping these attitudes, as well as the impact of modernization and globalization on traditional values. The article draws upon a range of sources, including Islamic texts, legal documents, academic literature, and media reports. It provides a comprehensive analysis of the similarities and differences between Saudi Arabia and Pakistan in their legal and social attitudes towards adultery. Overall, this article contributes to the understanding of how Islam shapes the legal and social attitudes towards adultery in different Muslim societies, and the implications of these attitudes for the lives of people living in these societies.