Aswad bin Yazid narrated:
"I said: 'O 'Aishah! What would the Prophet (s.a.w) do when he entered his house?' She said: 'he would busy himself with serving his family, then when (the time for) Salat was due he would stand (to go) for it.'"
English reference: Vol. 4, Book 11, Hadith 2489
Arabic reference: Book 37, Hadith 2677