'Whom' in the Bible

that ye may become blameless and harmless, children of God without blemish in the midst of a crooked and perverse generation, among whom ye are seen as lights in the world,

Yea verily, and I count all things to be loss for the excellency of the knowledge of Christ Jesus my Lord: for whom I suffered the loss of all things, and do count them but refuse, that I may gain Christ,

For many walk, of whom I told you often, and now tell you even weeping, that they are the enemies of the cross of Christ: