Poor defined as 'Any Poor' or 'Christian Poor'

Context: Proverbs 19:17 > He that hath pity upon the poor lendeth unto the LORD; and that which he hath given will he pay him again. Luke 12:33 > Sell that ye have, and give alms; provide yourselves bags which wax not old, a treasure in the heavens that faileth not, where no thief approacheth, neither moth corrupteth. ... and plenty of more examples ... In the Bible, when the Bible speaks of giving to / helping the poor, is the poor referred to as: (1) any poor person or (2) a poor person that identifies him/herself as Christian I.e. according to the Bible, should Christians give to poor non-Christians?