До филип'ян 3:3

"We are the (real) circumcision" (Rom 2:25-29; Col 2:11). worship God in the Spirit--The oldest manuscripts read, "worship by the Spirit of God"; our religious service is rendered by the Spirit (Joh 4:23-24). Legal worship was outward, and consisted in outward acts, restricted to certain times and places. Christian worship is spiritual, flowing from the inworkings of the Holy Spirit, not relating to certain isolated acts, but embracing the whole life (Rom 12:1). In the former, men trusted in something human, whether descent from the theocratic nation, or the righteousness of the law, or mortification of "the flesh" ("Having confidence," or "glorying in the flesh") [NEANDER] (Rom 1:9). rejoice in Christ Jesus--"make our boast in Christ Jesus," not in the law: the ground of their boasting. have no confidence in the flesh--but in the Spirit.

He cautions them against judaizing seducers (Phi 3:1-3) and proposes his own example: and here he enumerates the privileges of his Jewish state which he rejected (Phi 3:4-8), describes the matter of his own choice (Phi 3:9-16), and closes with an exhortation to beware of wicked men, and to follow his example (Phi 3:17-21).

3:3 Circumcision was understood as identifying the true people of God (see Gen 17:10-14), but those who put their trust in Christ are the ones who are truly circumcised in heart (see Rom 2:28-29; cp. Jer 4:4; Eph 2:11; Col 2:11-13).