Select Members of Group 25 — Logic Pro keyboard command of the day

  Select Members of Group 25

Selects all of the channels that are part of group 25. I need to have the Groups window open to see the names (hints) of what group 25 might be.

Edit group membership in Logic Pro — Apple Support

You can add a channel strip to, or remove a channel strip from, single or multiple groups. You can also temporarily disable all group parameter links—applying a Group Clutch—to change the volume of an individual channel strip, for example.