Romans 5:20-21

the law was introduc'd, that the greatness of the fall might fully appear; but the more sin display'd its enormity, the divine favour was so much the more transcendent.

Ephesians 1:7-8

who has by his blood obtained for us the redemption, even the forgiveness of our sins, according to the riches of his grace,

James 5:11

we pronounce those happy, who have so endur'd. you have heard of the constancy of Job, you know with what success he was crown'd by the Lord, who is all mercy and compassion.

Treasury of Scripture Knowledge

Summary

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

Bible References

Merciful

Romans 5:20
the law was introduc'd, that the greatness of the fall might fully appear; but the more sin display'd its enormity, the divine favour was so much the more transcendent.
Ephesians 1:7
who has by his blood obtained for us the redemption, even the forgiveness of our sins, according to the riches of his grace,