وَبَعْدَ الثَّلَاثَةِ الْأَخِيرَةِ غَسَلَ رِجْلَيْهِ فَقَطْ
If the person is otherwise still in Wudu, removal of the khuff, water reaching most of a foot inside it, or expiry of the duration does not require repeating the entire Wudu. Both feet are washed and the purification is completed.
This is different from item 1: if an ordinary Wudu invalidator occurs, Wudu itself has ended.
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Khuff Wiping: The Four Invalidators and Changes of Travel Status
وَبَعْدَ الثَّلَاثَةِ الْأَخِيرَةِ غَسَلَ رِجْلَيْهِ فَقَطْ
If the person is otherwise still in Wudu, removal of the khuff, water reaching most of a foot inside it, or expiry of the duration does not require repeating the entire Wudu. Both feet are washed and the purification is completed.
This is different from item 1: if an ordinary Wudu invalidator occurs, Wudu itself has ended.