2 Chronicles 6:39
Then hear thou from the heavens, even from thy dwelling place, their prayer and their supplications, and maintain their cause, and forgive thy people which have sinned against thee.
Cross-reference
Earlier in the same prayer, 2 Chronicles 6:21 similarly asks God to hear and forgive when they pray toward the temple — a repeated petition.
2 Chronicles 6:35 contains the same petition for God to hear from heaven, applied here to a defeat in battle, showing consistency in Solomon's prayer.
God's answer in 2 Chronicles 7:14 directly responds to this plea: 'I will forgive their sin and heal their land' if they humble themselves.
In Micah 7:18-20, this same forgiving nature of God is celebrated — He pardons sin and delights in mercy, echoing Solomon's plea for forgiveness.
Zechariah 1:16 promises God's return in mercy and rebuilding of the temple, answering Solomon's prayer for forgiveness and restoration.
1 Kings 8:51 grounds the plea for forgiveness in God's exodus redemption — 'your people whom you brought out of Egypt' — giving the reason for mercy.
Daniel 9:19 echoes Solomon's prayer — 'Lord, forgive! Hear and act!' — appealing for forgiveness on behalf of God's people and city.