Romans 5:20-21

Then law crept in to multiply the offense. Though sin has multiplied, yet God's favor has surpassed it and overflowed,

Ephesians 1:7-8

It is through union with Him that we have redemption by His blood and the forgiveness of our shortcomings, in accordance with the generosity of His unmerited favor

James 5:11

See how we call those who thus endured happy! You have heard how patiently Job endured and have seen how the Lord finally blessed him, because the Lord is tenderhearted and merciful.

Treasury of Scripture Knowledge

Summary

The LORD is merciful and gracious, slow to anger, and plenteous in mercy.

Bible References

Merciful

Romans 5:20
Then law crept in to multiply the offense. Though sin has multiplied, yet God's favor has surpassed it and overflowed,
Ephesians 1:7
It is through union with Him that we have redemption by His blood and the forgiveness of our shortcomings, in accordance with the generosity of His unmerited favor