Which commandment is considered pivotal for defining a relationship with God and others?

The first commandment is pivotal for defining a relationship with God and others because it establishes the fundamental principle of monotheism and loyalty to God. It states, "You shall have no other gods before me," which underscores the importance of placing God at the center of one's life. This commandment serves as the foundation for all other commandments, emphasizing that a true relationship with God must be built on exclusive devotion to Him.

Moreover, this commandment sets the tone for how individuals are to relate to one another, as it encourages a community based on respect for God's authority and a commitment to worship Him alone. By prioritizing God, individuals are better equipped to love and serve others in accordance with His will, thereby fostering harmonious relationships not just with God but also with fellow human beings.