2. Al-Baqara (The Cow)

Surah: 2   Aya: 226

226. Lillatheena yu/loona min nisa-ihim tarabbusu arbaAAati ashhurin fa-in faoo fa-inna Allaha ghafoorun raheemun
  

  Translation

226. Those who take an oath not to have sexual relation with their wives must wait four months, then if they return (change their idea in this period), verily, Allâh is Oft-Forgiving, Most Merciful.