Which preposition to use with sheria

by Occurrences 1%

He certainly failed to appreciate that we were to use it as a jumping-off place to attack his main line from Gaza to Sheria by rolling it up from left to right.

in Occurrences 1%

The Desert Mounted Corps was thus able to draw up to Sheria in readiness to take up the pursuit and to get the water supply at Nejile.

Which preposition to use with  sheria