æz ðiːz θɹˈiː hæd kəmpˈaɪld ðɛɹ ˈoʊn ˌɪndᵻvˈɪdʒuːəl ɹˈɪʔn̩ hˈædɪθ kəlˈɛkʃənz, ˈælˈɛsɐˈɛnlˌɛɾɚtˈuːbˈiːˈɛfɐˈɛnˈaɪaɪˈɛs mjˈuːsɐnˌæf ɪz kənsˈɪdɚd təbi ɐ kəlˈeɪʃən ʌv ˈoʊldɚ wˈɜːks.
As these three had compiled their own individual written hadith collections, al-Sanʿani's musannaf is considered to be a collation of older works.