The word(s) "unblest" appears 3 time(s) in 3 verse(s) in Quran in Muhammad Pickthal translation.

(1) Saying: My Lord! Lo! the bones of me wax feeble and my head is shining with grey hair, and I have never been unblest in prayer to Thee, my Lord.

(سورة مريم, Maryam, Chapter #19, Verse #4)
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(2) And (hath made me) dutiful toward her who bore me, and hath not made me arrogant, unblest.

(سورة مريم, Maryam, Chapter #19, Verse #32)
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(3) I shall withdraw from you and that unto which ye pray beside Allah, and I shall pray unto my Lord. It may be that, in prayer unto my Lord, I shall not be unblest.

(سورة مريم, Maryam, Chapter #19, Verse #48)
(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)