This passage is not about the poor, and especially not the poor outside of the church. Paul makes it super simple and clear here in this passage; those who needed to be refused assistance were those within the body who chose to be περιεργαζομένους. Often translated in English to busybody, periergazomai means someone who unnecessarily intrudes on others to prevent work from happening, and particularly someone who meddles in others' lives intrusively. THIS person is who Paul is