a = the; probably that of Mat_4:21, belonging to Zebedee and his sons.
immediately. All the texts omit.
that night = in (Greek. en.App-104.) that night. caught. Greek. piazo. Used in the Gospels by John only, and always, except here and Joh_21:10, of "taking" the Lord (Joh_7:30, Joh_7:32, Joh_7:44; Joh_8:20; Joh_10:39; Joh_11:57).