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

(1) "For us, we have believed in our Lord: may He forgive us our faults, and the magic to which thou didst compel us: for Allah is Best and Most abiding."

(سورة طه, Taa-Haa, Chapter #20, Verse #73)
(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) Early on the morrow an abiding Punishment seized them:

(سورة القمر, Al-Qamar, Chapter #54, Verse #38)
(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)