In which year were the vowels inserted in the Qur'an?
Q1. In which year were the vowels inserted in the Qur'an?
Answer: in 43 Hijri
Explanation: Vowel marks (tashkeel/harakat) were first introduced into the Quranic text in 43 AH by Abu al-Aswad al-Du'ali on the instruction of Ali (RA) or under Ziyad ibn Abihi, to preserve correct recitation.