thanks!

you may want to check out https://www.litcharts.com/poetry/emily-dickinson/because-i-could-not-stop-for-death and https://www.encyclopedia.com/arts/educational-magazines/because-i-could-not-stop-death

there is a subtle difference between "I could not stop for death" and "I could not stop death." ED wrote the former, not the later. The later means I could not stop death from coming, or, I could not stop my approaching death; they mean similar things.