Explaining the meaning of the words ghassala and ightasala (that occur in tradition 345) Saeed (b. Abd al-Aziz) said: One should wash one's head and body well (And not that one should make one's wife wash).
Hadith Referenceسنن ابي داود / كتاب الطهارة / 350
Hadith Gradingالألبانی:صحيح مقطوع | زبیر علی زئی:إسناده صحيح