The Messenger of Allah ﷺ gave us the choice, and we chose him. Did that count as a divorce?
حدثنا وكيع حدثنا إسماعيل بن أبي خالد عن الشعبي عن مسروق
خيرنا رسول الله ﷺ فاخترناه فهل كان طلاقا
Its isnad is sahih, mentioned previously at 25042.