Rev. Isaac Osei-Bonsu, popularly referred to as Rev. OB, is a Ghanaian preacher and founder of the Moments of Glory Prayer Army. Rev. OB is seen as a revivalist, whose ministry has brought out the awakening of the Body of Christ to prayer in Ghana and around the globe. His passion as a young preacher was to pray for revival in the Body of Christ, not knowing God was preparing him to lead such a revival in the nations.
He is the Founder and General Overseer of the Moments of Glory Prayer Army, a non-denominational Christian movement which aims at depopulating hell and winning souls for the Kingdom of God, with a membership base of more than 140,000 believers and counting.
His ministry is a fast-growing Christian movement with a growing number of branches all over the world.