“I would like the people to reduce (the will) from one third to one quarter, because the Messenger of Allah ﷺ said: 'One third is a lot.'” (Using translation from Ibn Mājah 2711)
أَنَّ النَّاسَ غَضُّوا مِنَ الثُّلُثِ إِلَى الرُّبُعِ فَإِنَّ رَسُولَ اللهِ ﷺ قَالَ الثُّلُثُ كَثِيرٌ