For we are made partakers of Christ, if we hold the beginning of our confidence stedfast unto the end;
For ... Enforcing the warning, Hebrews 3:12.
Parkers of Christ (cf. Hebrews 3:1; Hebrews 3:6). So "partakers of the Holy Spirit" (Hebrews 6:4).
Hold, х kataschoomen (G2722)] - 'hold fast.'
The beginning of our confidence, х hupostaseoos (G5287)] - the substantial confidence of faith which we have begun (Hebrews 6:11; Hebrews 12:2). A Christian, so long as he is not made perfect, considers himself a beginner (Bengel).
Unto the end - the coming of Christ (Hebrews 12:2).