Be-eástan

According to the Old English Dictionary:

be-eástan

prep. To the east of, (1) with dat.:--Be-eástan him, Ors. 1, 1; S. 16, 9 (and often). Him is be-eástan se Wendelsǽ, S. 28, 15. Be-eástan Ríne, S. 14, 36. Be-eástan Selwyda, Chr. 878; P. 76, 7. Nóht feor be-eástan ðǽre byrig, Shrn. 66, 22. (2) with acc.:--On þǽm londe be-eástan Rín, Chr. 887; P. 80, 23. Be-eástan ðá bircan, C. D. iii. 213, 3. [N. E. D. be-east.] be-eastan