ˈɪʃæk lˈaɪkli ɹᵻsˈiːvd ðə mjˈuːsɐnˌæf ɪn ɹˈɪʔn̩ fˈɔːɹm fɹʌm hɪz fˈɑːðɚ, ɐ stˈuːdənt ʌv ˈæbd ˈælɹˈæzæk, bˌʌt ɑːstˈɛnsᵻbli oʊmˈɪɾᵻd hˌɪm fɹʌmðə ɹˈɪweɪə æz hiː wʌz ɐwˈɔːɹdᵻd ɐn ˈɪdʒæzə dᵻɹˈɛktli fɹʌm ˈæbd ˈælɹˈæzæk ˈæftɚɹ ɐtˈɛndɪŋ hɪz lˈɛktʃɚz æz ɐ tʃˈaɪld.
Ishaq likely received the musannaf in written form from his father, a student of Abd al-Razzaq, but ostensibly omitted him from the riwaya as he was awarded an ijazah directly from Abd al-Razzaq after attending his lectures as a child.