The word(s) "string" appears 2 time(s) in 2 verse(s) in Quran in Abdullah Yusuf Ali translation.

(1) But they did ham-string her. So he said: "Enjoy yourselves in your homes for three days: (Then will be your ruin): (Behold) there a promise not to be belied!"

(سورة هود, Hud, Chapter #11, Verse #65)
(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) "As if there were (a string of) yellow camels (marching swiftly)."

(سورة المرسلات, Al-Mursalaat, Chapter #77, Verse #33)
(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)