Hadithcore
Bulugh al-Maram, 68

Al-Bukhari’s version adds:

“Then perform ablution for every prayer”.

وَلِلْبُخَارِيِّ: { ثُمَّ تَوَضَّئِي لِكُلِّ صَلَاةٍ } [1]‏ .‏

References2 variants
In-Book Reference
Book 1, Hadith 80
English Reference
Book 1, Hadith 74