Charles Spurgeon Commentary 2 Timothy 1:12

"For which cause I suffer also these things: yet I am not ashamed; for I know him whom I have believed, and I am persuaded that he is able to guard that which I have committed unto him against that day." — 2 Timothy 1:12 (ASV)

For the which cause I also suffer these things:

And I expect that his eyes glanced round on the walls of his dungeon, and that he rattled the chains that bound his hands to those of the soldiers who had him in their charge.