Wiktionary
ride the circuit
vb. 1 To travel between small towns on horseback, usually to preach or preside over courts of law. 2 (context slang English) To move someone who has been arrested from police station to police station, thereby hindering release.
Usage examples of "ride the circuit".
Turning to me, Tegid declared that as Aird Righ it must certainly be foremost among my thoughts to ride the circuit of my lands and establish my rule in the kingdom.