What did Jesus tell the woman who touched his cloak had healed her?

Answer: Her faith

She thought, "If only I touch His cloak, I will be healed." Jesus said, "Take courage, daughter, your faith has healed you."

“She said to herself, “If only I touch His cloak, I will be healed.” Jesus turned and saw her. “Take courage, daughter,” He said, “your faith has healed you.” And the woman was healed from that very hour.”— Matthew 9:21-22 (BSB)