In the time of Allah's Messenger (ﷺ), Abu Bakr (RA) and the first two years of the caliphate of 'Umar (RA), the three pronouncements of divorce were regarded as one divorce. So 'Umar said, "People have made haste in an affair which they are required to take slowly. What if we execute it on them." So, he executed it on them. [Reported by Muslim].
Reported by Muslim (No. 1472a) and Ahmad (No. 2727). Cited in Bulugh al-Maram (No. 1071).
Ibn ‘Abbās (may Allah be pleased with him) reported: The (pronouncement) of three divorces during the lifetime of the Messenger of Allah (may Allah's peace and blessings be upon him) and that of Abu Bakr and two years of the caliphate of ‘Umar (was treated) as one. Then ‘Umar ibn al-Khattāb said…
كَانَ الطَّلاَقُ عَلَى عَهْدِ رَسُولِ اللَّهِ صلى الله عليه وسلم وَأَبِي بَكْرٍ وَسَنَتَيْنِ مِنْ خِلاَفَةِ عُمَرَ طَلاَقُ الثَّلاَثِ وَاحِدَةً فَقَالَ عُمَرُ بْنُ الْخَطَّابِ إِنَّ النَّاسَ قَدِ اسْتَعْجَلُوا فِي…