If a passerby attempts to cross in front of a worshipper, what is the worshipper permitted to do?

The Sutrah and Rulings on Passing in Front of a Worshipper

• They must physically grab and push them back.
• They can ward them off either by reciting "Subhan Allah" aloud or by gesturing, but NOT both.
• They must combine both vocal recital and hand gestures together.
• They must ignore them completely, as moving is strictly prohibited.