Test the method on a hidden spot first
Use a dry-erase marker to trace over the permanent marker, then wipe with a clean cloth
Dampen a cloth with rubbing alcohol and gently rub the stain
Use a magic eraser lightly on painted walls
Apply a small amount of white toothpaste and wipe clean
Try baking soda mixed with a little water to form a paste, then gently scrub
Use hand sanitizer on a cloth and rub the mark
Wipe the area with a damp microfiber cloth after cleaning
Repeat as needed with gentle pressure
Repaint the wall if the stain remains