ثُمَّ عَفَوْنَا عَنكُم مِّنۢ بَعْدِ ذَٰلِكَ لَعَلَّكُمْ تَشْكُرُونَ

Thumma AAafawna AAankum min baAAdi thalikalaAAallakum tashkuroon

Then We forgave you after that so perhaps you would be grateful.