In Luke 7:47, Jesus directly applies the parable: greater forgiveness produces greater love, explaining the debtors' lesson.

In Luke 12:48, much given requires much, aligning with the parable's principle that greater sin brings greater accountability.

In Luke 16:5, the manager asks debtors their amounts — using similar debt language but for a lesson on shrewdness rather than forgiveness.

In Matthew 6:12, Jesus uses debt as a metaphor for sin in the Lord's Prayer, echoing the parable's imagery of forgiven debts.

In Matthew 18:23-25, a similar debt parable reveals the vastness of sin debt owed to God, reinforcing the larger debtor's situation.

In Romans 3:23, all have sinned — echoing the parable's implication that both debtors are equally in need of forgiveness.

In Matthew 18:24, a servant owes ten thousand talents — a vastly greater debt that highlights the magnitude of sin compared to 500 denarii.

In Matthew 18:28, a forgiven servant refuses to forgive a smaller debt, contrasting with the parable's call to forgive others.

In Romans 5:20, Paul writes that where sin abounded, grace abounded more, paralleling the larger debtor's greater forgiveness.

Isaiah 50:1 uses debt and divorce as metaphors for sin—this OT background underlies Jesus' parable about spiritual debts here.

In 1 Timothy 1:15, Paul calls himself the foremost sinner, mirroring the parable's emphasis on a great sinner receiving mercy.

In 1 Timothy 1:16, Paul's mercy serves as an example of Christ's patience, much like the larger debtor's forgiveness displays grace.

In 1 John 1:8-10, confession leads to forgiveness — aligning with the parable's offer of pardon to those who acknowledge their debt.