A. Ali ibn Abi Talib
B. Abu Bakr al-Siddiq
C. Umar ibn al-Khattab
D. Abdullah ibn Mas'ud
Answer: Abdullah ibn Mas'ud
A. Ali ibn Abi Talib
B. Abu Bakr al-Siddiq
C. Umar ibn al-Khattab
D. Abdullah ibn Mas'ud
Answer: Abdullah ibn Mas'ud
Additional Information: Abdullah ibn Mas'ud, one of the closest companions of the Prophet (PBUH), was renowned for his deep understanding of Islamic jurisprudence.
Subjects: Famous Islamic Personalities, Islamiyat