How do we know God's justice demands payment for sin?

We know that God's justice demands payment for sin based on scripture such as Romans 6:23, which tells us that 'the wages of sin is death.' This reflects God’s righteous judgment against sin. Additionally, Hebrews 9:22 emphasizes that 'without the shedding of blood, there is no remission of sin,' illustrating that a price must be paid. This principle confirms the reality that God's justice cannot simply overlook sin; it must be addressed to satisfy His holy character. Therefore, through Christ’s sacrifice, believers receive the payment for their sins, highlighting God’s justice met with His mercy.