3 occurrences in 3 dictionaries

Reference: Shicron

Fausets

A landmark at the W. end of the northern boundary of Judah (Jos 15:11); between Ekron and Jabneel.

Shic'ron

Boundary in the north-west of Judah. Jos 15:11. Not identified.

Shi'cron

(drunkenness), one of the landmarks at the western end of the north boundary of Judah.

only. It lay between Ekron (Akir) and Jabneel (Yebna).