Here I offer an exegetical analysis of Isaiah 1:16-17, exploring the prophet's call for both ritual purity and social justice. <strong>We look at a comprehensive examination</strong>, including historical context, Hebrew word studies, literary structure, and theological implications, concluding with pastoral applications. <strong>We also look at the linguistic and semiotic aspects</strong> of the verses, interpreting the commands as both ethical directives and symbolic representations of covenant renewal and societal responsibility. We also highlight the interconnectedness of personal piety and social action in faithful worship, emphasizing the prophet's condemnation of hypocrisy and his call for genuine repentance.