What does it mean to refuse God?

In the context of Hebrews 12:25, refusing God signifies a dismissal of His authoritative voice and the grace extended through Jesus Christ. The term used highlights the danger of being apathetic to God's offer of mercy. Refusing God's call results in not seeking the salvation that Christ freely gives, which was demonstrated in the actions of the Israelites at Mount Sinai. Those who saw God's power but did not beg for His mercy faced the dire consequences of their refusal. Thus, recognizing the seriousness of God's invitation is essential for every believer to understand the need to respond to His call.