The word(s) "completion" appears 2 time(s) in 2 verse(s) in Quran in Muhammad Habib Shakir translation.

(1) Allah knows what every female bears, and that of which the wombs fall short of completion and that in which they increase; and there is a measure with Him of everything.

(سورة الرعد, Ar-Ra'd, Chapter #13, Verse #8)
(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) The Lord of Strength; so he attained completion,

(سورة النجم, An-Najm, Chapter #53, Verse #6)
(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)