57 Indeed, just as such needs constantly increase, so in equal measure increases the generous effort in which the faithful of the whole world are engaging to cooperate with missionary organizations which, under the guidance of the Sacred Congregation for the Propagation of the Faith, are channeling contributions received from every source toward the most suitable and urgent destinations. Willing help and material contributions readily and copiously offered by their brethren will encourage the members of newly established Christian communities, to live in the service of their religion, and will bring them the warmth of supernatural affection, which is nourished in the human heart by grace.
Source: Princeps Pastorum (Vatican.va)