2 Chronicles 6:30 (KJV)

If there be dearth in the land, if there be pestilence, if there be blasting, or mildew, locusts, or caterpillers; if their enemies besiege them in the cities of their land; whatsoever sore or whatsoever sickness there be:

Then what prayer or what supplication soever shall be made of any man, or of all thy people Israel, when every one shall know his own sore and his own grief, and shall spread forth his hands in this house:

Then hear thou from heaven thy dwelling place, and forgive, and render unto every man according unto all his ways, whose heart thou knowest; (for thou only knowest the hearts of the children of men:)

That they may fear thee, to walk in thy ways, so long as they live in the land which thou gavest unto our fathers.

Moreover concerning the stranger, which is not of thy people Israel, but is come from a far country for thy great name’s sake, and thy mighty hand, and thy stretched out arm; if they come and pray in this house;