Jami` at-Tirmidhi 3240

Narrated Ibn 'Abbas:"A Jew passed by the Prophet (ﷺ), so the Prophet (ﷺ) said: 'O you Jew! Narrate something to us.' So he said: 'What shall you say O Abul-Qasim, when Allah places the heavens upon this, the earths upon this, the water upon this, the mountains upon this, and the rest of creation upon this?'" - Muhammad bin As-Salt, Abu Ja'far (one of the narrators) indicated first with his little finger, then followed one by one until he reached his index finger - "So Allah, the Mighty and Sublime revealed: They made not a just estimate of Allah such as is due to Him (39:)