middle voice from G1537 and G3004 (in its primary sense); to select:--make choice, choose (out), chosen.
to pick out, choose, to pick or choose out for one's self
choosing one out of many, i.e. Jesus choosing his disciples
choosing one for an office
of God choosing whom he judged fit to receive his favours and separated from the rest of mankind to be peculiarly his own and to be attended continually by his gracious oversight
i.e. the Israelites
of God the Father choosing Christians, as those whom he set apart from the irreligious multitude as dear unto himself, and whom he has rendered, through faith in Christ, citizens in the Messianic kingdom: (James 2:5) so that the ground of the choice lies in Christ and his merits only