{In the beginning of the gospel} (en arch(8869) tou
euaggeliou). After he had wrought in Philippi ( 2Th 2:13 ). {Had
fellowship} (ekoin(936e)(8873)en). "Had partnership" (first aorist
active indicative). {In the matter} (eis logon). "As to an
account." No other church opened an account with Paul. {Of giving
and receiving} (dose(9373) kai l(886d)pse(9373)). Credit and debit. A
mercantile metaphor repeated in verse  17  by eis logon hum(936e)
(to your account). Paul had to keep books then with no other
church, though later Thessalonica and Beroea joined Philippi in
support of Paul's work in Corinth ( 2Co 11:8f. ). {But ye only}
(ei m(8820)humeis monoi). Not even Antioch contributed anything but
good wishes and prayers for Paul's work ( Ac 13:1-3 ).