The only instance in N.T. of this verb in the sense of beneficent care. No instance in lxx. In Psa 9:12, there is the thought but not the word.
The poor (τῶν πτωχῶν)
The poor Christians of Palestine. Comp. Act 24:17; Rom 15:26, Rom 15:27; 1Co 16:3; 2Co 9:1. For the word, see on Mat 5:3. In lxx ordinarily of those who are oppressors, or of those who are quiet in contrast with the lawless.
The same which (ὃ - αὐτὸ τοῦτο)
Lit. which, this very thing. The expression is peculiarly emphatic, and brings out the contrast between Judaising hostility and Paul's spirit of loving zeal. Rev. which very thing.