name:Iam lucis orto  in feriis;
office-part:Hymnus;
mode:6;
book:Antiphonale Monasticum Solesmense, 1935, p. 1;
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(c4)IAm(f) lu(f)cis(f) or(f)to(f) sí(g)de(f)re(f_,)
De(f)um(f) pre(f)cé(f)mur(e) súp(g)pli(g)ces,(h.) (;)
ut(h) in(h) di(h)úr(g)nis(f) ác(g)ti(f)bus(f_,)
nos(f) ser(f)vet(f) a(f) no(f)cén(g)ti(f)bus.(f.) (::) (f+)