The word(s) "shield" appears 2 time(s) in 2 verse(s) in Quran in Saheeh International translation.

(1) Until, when he came to the rising of the sun, he found it rising on a people for whom We had not made against it any shield.

(سورة الكهف, Al-Kahf, Chapter #18, Verse #90)
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(2) Then is he who will shield with his face the worst of the punishment on the Day of Resurrection [like one secure from it]? And it will be said to the wrongdoers, "Taste what you used to earn."

(سورة الزمر, Az-Zumar, Chapter #39, Verse #24)
(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)