Please go back to your seat.

To a previous place or position.
He walked back slowly.
Turn back now, it's too late.
She looked back at the house.
go back
look back
turn back
backward
reversely
behind
The back door was locked.

Located at the rear or opposite of the front.
Turn to the back page.
The back seat was empty.
He sat in the back row.
back door
back seat
back page
rear
hind
posterior
He hurt his back playing sports.

The rear surface of the human body, extending from the neck to the base of the spine.
My back aches after sitting.
She rubbed his sore back.
The pain is in my lower back.
lower back
sore back
hurt his back
spine
torso
rear