Aposticha stichera from the Octoechos.

Having mortified the fiery forms and movements of the passions by abstinence, O martyrs of Christ, ye received the grace to dispel the ailments of the infirm, and, living even after your death, to work miracles. O truly most glorious wonder! Bare bones pour forth healing! Glory to the only God and Creator!

Troparion, in Tone VIII—