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.'" (JA)
English reference (JA): Vol. 4, Book 29, Hadith 3260 (JA)
Arabic reference (JA): Book 29, Hadith 3384 (JA)