I'm not going to text a group chat for a few days
Why don't you want to text them?
I am feeling kind of upset and I want to punish them for their bad behavior.
I can understand that. it's okay to stop talking in a chat for a while if you need to take a break, but you're goal shouldn't be to punish them.
I know
I hope you can work out what ever differences you have had. Sometimes it is good to take breaks from social media for your mental health.