Leviticus 14:1-3 (KJV)
1 And the Lord spake unto Moses, saying,
2 This shall be the law of the leper in the day of his cleansing: He shall be brought unto the priest:
3 And the priest shall go forth out of the camp; and the priest shall look, and, behold, if the plague of leprosy be healed in the leper;
Leviticus 14
When A Leper Is Healed In The Old Covenant
God does heal people. Even through certain individuals, God has given this healing power to heal the sick and afflicted.