And all that believed were together, and had all things common;
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Augustine of Hippo
AD 430
and their soul and heart one in the Lord. Afterwards these same persons also themselves suffered persecution in their flesh at the hands of the Jews, their carnal fellow-countrymen, and were dispersed abroad, to the end that, in consequence of their dispersion, Christ should be preached more extensively, and that they themselves at the same time should be followers of the patience of their Lord.
This living in common is not a precept for all Christians, but a life of perfection and counsel, for such as are called to it by heaven. See St. Augustine in Psalm cxii. and ep. cix. the practice of which is a striking proof of the one true Church, which has come down from the apostles.
And for this reason they (the Jews) had indeed the tithes of their goods consecrated to Him, but those who have received liberty set aside all their possessions for the Lord's purposes, bestowing joyfully and freely not the less valuable portions of their property, since they have the hope of better things
Consider what an advance was here immediately! For the fellowship was not only in prayers, nor in doctrine alone, but also in (πολιτεία) social relations.