Taha 20:66

Qala bal alqoo fa-itha hibaluhumwaAAisiyyuhum yukhayyalu ilayhi min sihrihim annahatasAAa

He said, "Rather, you throw." And suddenly their ropes and staffs seemed to him from their magic that they were moving [like snakes].

He said, “Rather, you throw.” Then, suddenly their ropes and sticks seemed to him, due to their magic, as if they were running.