2:241
وَلِلْمُطَلَّقَـٰتِ مَتَـٰعٌۢ بِٱلْمَعْرُوفِ ۖ حَقًّا عَلَى ٱلْمُتَّقِينَ
walil'muṭallaqāti matāʿun bil-maʿrūfi ḥaqqan ʿalā l-mutaqīna
Divorced women shall also have such maintenance as is considered fair: this is a duty for those who are mindful of God.
And for divorced women, maintenance (should be provided) on reasonable (scale). This is a duty on Al-Muttaqûn (the pious - See V.2:2).