[sect. 3]
Ser. Sulpici morte : cf. Ep. LXXV. introd. note. The senate, on Jan. 4, 43 B.C.
, had appointed a commission, composed of Ser. Sulpicius Rufus, L. Piso, and L. Philippus, to lay certain demands before Antony, but Sulpicius died before reaching Antony's headquarters.
ab istis [gap in text] eluceat: Cassius is compared to the sun in the east; cf. Philipp. 10.12 ut quocumque venisset Brutus lux venisse quaedam [gap in text] videretur; Hor. Sat. 1.7.24 solem Asiae Brutum appellat, stellasque salubris appellat comites.