The word(s) "portions" appears 4 time(s) in 3 verse(s) in Quran in Muhammad Habib Shakir translation.

(1) And it is a Quran which We have revealed in portions so that you may read it to the people by slow degrees, and We have revealed it, revealing in portions.

(سورة الإسراء, Al-Israa, Chapter #17, Verse #106)
(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) O you who believe! be careful of (your duty to) Allah and believe in His Apostle: He will give you two portions of His mercy, and make for you a light with which you will walk, and forgive you, and Allah is Forgiving, Merciful;

(سورة الحديد, Al-Hadid, Chapter #57, Verse #28)
(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)

(3) Surely We Ourselves have revealed the Quran to you revealing (it) in portions.

(سورة الانسان, Al-Insaan, Chapter #76, Verse #23)
(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)