Kathirbin Sulaim narrated that he heard Anas bin Malik say:
"TheMessenger of Allah (ﷺ) said: 'Whoever would like Allah toincreasethe goodness of his house, should perform ablution (washhands) whenhis breakfast is brought to him and when it is takenaway.'" (FR)
English reference (FR): Vol. 4, Book 29, Hadith 3260 (FR)
Arabic reference (FR): Book 29, Hadith 3384 (FR)