easta

Old English edit

From east +‎ -a.

ēasta m

the east
- c. 992, Ælfric, "Sermon on the Nativiity of Our Lord"
  Þyssera ðrēora hyrda ġemynd is ġehæfd be ēastan Bethleem āne mīle, on Godes cyrcan ġeswutelod, þām ðe ðā stōwe ġenēosiað.
  The memory of these three shepherds is preserved one mile to the east of Bethlehem, and manifested in God's church to those who visit the place.

Declension of easta (weak)

Joseph Bosworth and T. Northcote Toller (1898) “eásta”, in An Anglo-Saxon Dictionary‎^[1], 2nd edition, Oxford: Oxford University Press.