The word(s) "certezza”" appears 2 time(s) in 2 verse(s) in Quran in Italian (Hamza Roberto Piccardo) translation.

(1) Se allora potessi vedere i malvagi, [dire col] capo chino davanti al loro Signore: “Nostro Signore, abbiamo visto e sentito, lasciaci tornare, sì che possiamo fare il bene; [ora] crediamo con certezza”.

(سورة السجدة, As-Sajda, Chapter #32, Verse #12)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)

(2) finché non ci pervenne la certezza”.

(سورة المدثر, Al-Muddathir, Chapter #74, Verse #47)
(Arabic, Transliteration, Urdu (Ahmed Ali), Urdu (Jalandhry), Farsi, Yusuf Ali, Shakir, Picthal, Mohsin Khan, French, Spanish, Indonesian, Malay, German, Bosnian, Russian, Dutch, Italian, Portuguese, Tafsir - Jalal ad-Din, Tafsir - King Fahad Quran Complex)