sunrising

CIDE DICTIONARY

sunrising, n.

The first appearance of the sun above the horizon in the morning; more generally, the time of such appearance, whether in fair or cloudy weather; as, to begin work at sunrise. Keble. [1913 Webster]
Hence, the region where the sun rises; the east. [1913 Webster]
"Which were beyond Jordan toward the sunrising." [1913 Webster]

"Full hot and fast the Saxon rides, with rein of travel slack,
And, bending o'ev his saddle, leaves the sunrise at his back." [1913 Webster]

Also see definition of "sunrising" in Bible Study Dictionaries