“if My people who are called by My name will humble themselves, and pray and seek My face, and turn from their wicked ways, then I will hear from heaven, and will forgive their sin and heal their land.
The word picture for "heal" is: "the strength of the Man of the mouth".
John 6:63 It is the spirit that quickeneth; the flesh profiteth nothing: the words that I speak unto you, they are spirit, and they are life.
John 6:68 Then Simon Peter answered him, Lord, to whom shall we go? thou hast the words of eternal life.