Sunday before the Nativity of Christ, Both now at "O Lord, I have cried"

Sheet Music: 

both_now_on_lihc-1218-24-sunday_b4_nativity.pdf

This is the Doxastikon of the Forefeast of the Nativity of Christ, sung on the Sunday before the Nativity, from December 18th - 24th, and on the 24th itself.  "O cavern, make ready, for the ewe doth come . . . ."  (Make ready, O cave . . . .)