Why is the concept of being shut in the ark important for Christians?

In Genesis 7:16, it states that 'the Lord shut him in,' which signifies God’s authority and control over the salvation of His people. This act of shutting Noah and his family in the ark illustrates security and divine preservation, which parallels the believer's safety in Christ. Romans 8:35-39 elaborates on this security, affirming that nothing can separate believers from the love of God. Hence, being 'shut in' with Christ is a powerful image of His keeping power and the assurance that His chosen ones are eternally secure.