tvajha
Example of an eastward route:
https://www.openstreetmap.org/directions?engine=fossgis_osrm_car&route=39.0104%2C-76.4300%3B38.9771%2C-76.3190#map=14/38.9992/-76.3745

Same waypoints in reverse direction:
https://www.openstreetmap.org/directions?engine=fossgis_osrm_car&route=38.9771%2C-76.3190%3B39.0104%2C-76.4300#map=10/39.3056/-76.1682