Therefore I endure everything for the sake of the elect, that they too may obtain the salvation that is in Christ Jesus, with eternal glory.
NIV
Therefore I [am ready to] persevere and stand my ground with patience and endure everything for the sake of the elect [God's chosen], so that they too may obtain [the] salvation which is in Christ Jesus, with [the reward of] eternal glory.
AMP
Therefore I endure all things for the elect's sakes, that they may also obtain the salvation which is in Christ Jesus with eternal glory.
KJV