Barnet moved within 10 points of the National League summit courtesy of a 2-0 Boxing Day victory at Southend.
With leaders Chesterfield losing, Barnet consolidated third place by collecting three points at Roots Hall.
Reece Hall-Johnson opened the scoring with four minutes on the clock as his deflected effort put the visitors ahead.
The triumph was wrapped up 12 minutes from time when Harry Pritchard hammered in a penalty after Nicke Kabamba had been fouled by Southend goalkeeper Collin Andeng Ndi.
They played against each other saturday at the Hive
Barnet left it late to beat Southend United in the National League.
Adebola Oluwo met Jordan Cropper’s long throw six minutes from time to send a looping header over Southend goalkeeper Collin Andeng-Ndi.
Finley Potter almost put third-placed Barnet – 2-0 winners at Southend on Boxing Day – ahead after 15 minutes, but he was denied by a wonderful stop from Andeng-Ndi.
Barnet goalkeeper Laurie Walker kept Southend at bay with an excellent one-on-one save from Brooklyn Kabongolo.