17. in the Lord—(Isa 45:24, 25), contrasted with the idols which cannot give even temporary help (Isa 45:16); in Jehovah there is everlasting salvation (Isa 26:4).
not … ashamed—opposed to the doom of the idolaters, who, in the hour of need, shall be "ashamed" (see on Isa 45:16).