I need help I don’t know what to do! I called my friend in class and she answered and the teacher took her phone. Now according to my friends he’s going to take my phone away tomorrow so do I leave it home or take it to school just so he can take my phone please help me

A teacher cannot force you to bring you to bring your phone in to be confiscated, but it would be a better idea to respect your friend and not call them while they are at school, subjecting them to the chance of losing their own phone.