phrasal
1.
a. : to remain steadfast, attached, or faithful to : adhere to
hold to an established plan
hold to one's purpose
hold to one's family in all circumstances
b. : to subscribe to : believe
those who hold to the doctrine of spontaneous generation — J.B.Conant
2. : to stay close to or on (as a particular course)
the new ships hold closely to the major trade lanes — R.H.Brown