Lindsay Devine scored two goals, lifting fourth-seeded Montgomery to a 2-1 victory over fifth-seeded Westfield in the NJSIAA North Jersey, Section 2, Group 4 quarterfinals in Skillman.
Lillian Lowenhar had seven saves for Montgomery (10-10), which will play top-seeded North Hunterdon in the semifinals on Monday.
Emma Pietrewicz had the lone Westfield (10-10) goal and Lila McMahill made three saves.