Al-Baqara · 2:222
وَيَسْـَٔلُونَكَ عَنِ الْمَح۪يضِۜ قُلْ هُوَ اَذًىۙ فَاعْتَزِلُوا النِّسَٓاءَ فِي الْمَح۪يضِۙ وَلَا تَقْرَبُوهُنَّ حَتّٰى يَطْهُرْنَۚ فَاِذَا تَطَهَّرْنَ فَاْتُوهُنَّ مِنْ حَيْثُ اَمَرَكُمُ اللّٰهُۜ اِنَّ اللّٰهَ يُحِبُّ التَّوَّاب۪ينَ وَيُحِبُّ الْمُتَطَهِّر۪ينَ
They ask you [Prophet] about menstruation. Say, ‘Menstruation is a painful condition, so keep away from women during it. Do not approach them until they are cleansed; when they are cleansed, you may approach them as God has ordained. God loves those who turn to Him, and He loves those who keep themselves clean
Word-by-word analysis is only wired up for the demo verses (1:1 and 1:2) for now.