This hadith has been narrated on the authority of 'Umar b. Nafi' with the same chain of transmitters and Muhammad b. Muthanna as well as 'Umar b. Nafi have given the same exposition (of the word Qaza') in their narration.
Reference: Sahih Muslim 2120 c In-book : Book 37, Hadith 171 USC-MSA web (English) : Book 24, Hadith 5291 (deprecated)
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