Mujahid narrates from Sayyiduna Ibn Mas'ud (may Allah be pleased with him) concerning the issue of 'choice' (khiyar) that he said: "If she chooses her husband, then nothing has occurred, and if she chooses herself, it will count as one divorce."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 9618