[wait] {one's} turn

to patiently remain in line or in a queue, allowing others to go ahead before it is one's opportunity to proceed

She patiently waited her turn at the busy coffee shop.
The teacher instructed the students to wait their turn to speak during the discussion.
In a conversation, it's important to listen and wait your turn to contribute.
In the doctor's office, patients are expected to wait their turn until called by the receptionist.
At the crowded bus stop, everyone patiently waited their turn to board the bus.