The entreaty for harmony of St. Francis seems that it dates back to the beginning of 20th century, whose author is anonymous. Named the Peace Prayer, It originated in Normandy in 1915, found written on the backside of a sacred card of St.Francis. Some historians attribute it to a point in time before St. Francis; while some consider he certainly wrote it and they consider it the most universally conventional history of the prayer.
While I may not believe this history to this prayer without any proof, but its meaning holds an ever-lasting importance. This is the wish of each inner self in today