Sunan Abi Dawud 1469
سنن أبي داود#1469SahihNarrated Sa'd ibn AbuWaqqas: (The narrator Qutaibah said: This tradition has been narrated by Sa'id b. Abu Sa'id in my collection): The Messenger of Allah (ﷺ) said: He who does not chant the Qur'an is not one of us
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 8:54