(67) باب تَفْرِيقِ الْوُضُوءِ
Narrated Some Companions of the Prophet:
The Prophet (ﷺ) saw a person offering prayer, and on the back of his foot a small part equal to the space of a dirham remained unwashed; the water did not reach it. The Prophet (ﷺ) commanded him to repeat the ablution and prayer. (ID)
Reference (ID): Sunan Abi Dawud 175 (ID)
In-book reference (ID): Book 1, Hadith 175 (ID)
English translation (ID): Book 1, Hadith 175 (ID)