The most commonly memorized juz始 is juz始 'amma, the 30th juz始, containing chapters 78 through 114, with most of the shortest chapters of the Qur始膩n. Juz始 'amma is named, like most ajz膩始, after the 1st word of its 1st verse (in this case chapter 78).

Juz Amma is the 30th and final part of the Quran. It contains 37 short chapters (surahs) which are easy to read and understand and focuses on the subjects of the hereafter and the necessity of worshipping allah and obeying his commands, also it presents the signs of Allah's existence in the universe and his infinite blessings for all humanity.
Juz amma is the last part of the Holy Qur'an that many people read, especially in prayer. As The number of surahs in juzz amma is thirty-seven, its verses are five hundred and sixty-four, and its words are two thousand four hundred and twenty-three words.
1 Understanding Juz Amma 1.1 The Purpose of Juz Amma 1.2 Significance of Juz Amma Surahs 2 Exploring the Juz Amma Surahs List 2.1 1. Surah An-Naba (The Announcement) 2.2 2. Surah An-Nazi'at (Those who drag forth) 2.3 3. Surah Abasa (He frowned) 2.4 4. Surah At-Takwir (The Overthrowing) 2.5 5. Surah Al-Infitar (The Cleaving) 2.6 6. Juz Amma Lengkap Arab, Latin, dan Terjemah Indonesia. Juz amma dimulai dari surat an naba ayat 1 hingga surat an nas ayat 6. Juz 'amma merupakan juz terakhir atau juz ke 30 didalam al quran. Di dalam juz amma, terdapat banyak surat surat pendek yang bagus untuk yang baru belajar al quran. 1rSmn.