This hagiography details the life of Mar Qardagh, a nobleman of Assyrian descent who initially embraced paganism and magic. Despite his noble lineage and skills that earned him favor in the Persian court, he faces a transformative journey towards Christianity. Through encounters with Saint Abdisho and divine revelations, Qardagh evolves from a persecutor of Christians to a martyr for the faith. The text illustrates the power of faith, the struggle against paganism, and the ultimate triumph of belief in Christ, culminating in Qardagh's martyrdom and the profound impact of his conversion.