They knew that they were not walking in the ways of the Lord and were sorry. Therefore, they made an oath to God, to seek Him with their whole heart.
2 Corinthians 7:4 (KJV) 4 Great is my boldness of speech toward you, great is my glorying of you: I am filled with comfort, I am exceeding joyful in all our tribulation.
2 Corinthians 7:1 (KJV) 1 Having therefore these promises, dearly beloved, let us cleanse ourselves from all filthiness of the flesh and spirit, perfecting holiness in the fear of God.
2 Corinthians 7:10,11 (KJV) 10 For godly sorrow worketh repentance to salvation not to be repented of: but the sorrow of the world worketh death. 11 For behold this selfsame thing, that ye sorrowed after a godly sort, what carefulness it wrought in you, yea, what clearing of yourselves, yea, […]
2 Corinthians 7:9,10 (KJV) 9 Now I rejoice, not that ye were made sorry, but that ye sorrowed to repentance: for ye were made sorry after a godly manner, that ye might receive damage by us in nothing. 10 For godly sorrow worketh repentance to salvation not to be repented […]