17. And if children, then heirs—"heirs also."
heirs of God—of our Father's kingdom.
and joint-heirs with Christ—as the "First-born among many brethren" (Ro 8:29), and as "Heir of all things" (Heb 1:2).
if so be that we suffer—"provided we be suffering with Him."
that we may be also glorified together—with Him. This necessity of conformity to Christ in suffering in order to participate in His glory, is taught alike by Christ Himself and by His apostles (Joh 12:24-26; Mt 16:24, 25; 2Ti 2:12).