2 Timothy 1:8

Be not ashamed [μ η ε π α ι σ χ υ ν θ η ς]. See on Luke 9:26.

Testimony [μ α ρ τ υ ρ ι ο ν]. See on 1 Timothy 2:6.

His prisoner [δ ε σ μ ι ο ν α υ τ ο υ]. Paul styles himself the prisoner of the Lord, Ephesians 3:1; Ephesians 4:1; Philippians 1:9. Only here in Pastorals. Not in a figurative sense, one who belongs to Christ, but one who is imprisoned because of his labors as an apostle of Christ. On Paul's supposed second imprisonment, see Intro.

Be partaker of the afflictions [σ υ ν κ α κ ο π α θ η σ ο ν]. Only here and chapter 2 Timothy 2:3. o LXX, o Class. The compounded sun with, not with the gospel, as Rev., but with me. Share afflictions with me for the gospel. According to the power of God. Which enables him to endure hardness. Connect with be partaker, etc.