name:Apertum est os Zachariae;
office-part:Antiphona;
mode:8;
book:Antiphonale monasticum III, 2007, p. 121;
commentary:Lc 1, 64.67.68;
%%
(c3)A(f)pér(d)tum(de) est(e) * os(f!gwh) Za(hg)cha(fe)rí(f)æ,(e) (,) et(e) pro(g)phe(h)tá(i)vit(hf~) di(hho)cens:(g) (;)
Be(g)ne(h)díc(iji)tus(hhog) De(h)us(huih) Is(fe)ra(de)el.(e) (::)
E(h) u(h) o(g) u(h) a(f) e.(efe) (::)