Hazrat Abu Zar Ghaffari (RA) is the correct answer.
Hazrat Abu Zar Ghaffari (RA) was one of the earliest companions of Prophet Muhammad (ﷺ) and is remembered for his exceptional piety, honesty, simplicity, and unwavering commitment to justice. He accepted Islam in its earliest days and remained steadfast despite facing persecution and hardship. His devotion to truth and his fearless criticism of injustice made him one of the most respected companions in Islamic history.
The title \"Maseeh-ul-Islam\" (Messiah of Islam) was bestowed upon Hazrat Abu Zar Ghaffari (RA) in recognition of his deep spirituality, compassion, and ascetic lifestyle. He lived a life of humility, discouraged the accumulation of excessive wealth, and consistently emphasized helping the poor and the needy. His teachings reflected the Islamic principles of equality, social justice, and accountability.
Hazrat Abu Zar (RA) spent much of his life promoting righteousness and reminding Muslims to uphold the values taught by the Prophet (ﷺ). His courage in speaking the truth, even before powerful leaders, earned him lasting respect among Muslims. For competitive examinations, it is important to remember that Hazrat Abu Zar Ghaffari (RA) is traditionally associated with the title Maseeh-ul-Islam.