take part

verb3

1. •
   To participate or join.

   • He declined to take part in the meeting because he did not feel he had anything to add.
   • I listened to a discussion in which she took part.
2. •
   To share or partake.

   • So didst thou love man, that thou wouldest take part with him of his misery, that he might take part with thee of thy blessedness. — 1829
3. •
   (old-fashioned) To support or ally oneself (with).