The word(s) "refutam" appears 2 time(s) in 2 verse(s) in Quran in Portuguese (Prof. Samir El-Hayek) translation.

(1) Porém, se te refutam, dize-lhes: Deus sabe melhor do que ninguém o que fazeis!

(سورة الحج, Al-Hajj, Chapter #22, Verse #68)
(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) Que refutam os versículos de Deus, sem a autoridade concedida. Tal é grave e odioso, ante Deus e ante os fiéis. Assimsendo, Deus sigila o coração de todo o arrogante, déspota.

(سورة غافر, Ghafir, Chapter #40, Verse #35)
(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)