"O Ibn 'Abbas! Did you not know that the threefold divorce during the time of the Messenger of Allah and Abu Bakr, and during the early part of 'Umar's Caliphate, used to be counted as one divorce?" He said: "Yes."  

أَنَّ الثَّلاَثَ كَانَتْ عَلَى عَهْدِ رَسُولِ اللَّهِ ﷺ وَأَبِي بَكْرٍ وَصَدْرًا مِنْ خِلاَفَةِ عُمَرَ ؓ تُرَدُّ إِلَى الْوَاحِدَةِ قَالَ نَعَمْ