By permutation from hahh; oh! -- alas.
see HEBREW hahh
H1930. ho
הוֺ interjection id quod the more usual הוֺי (q. v.) Ah! Amos 5:16 of mourners חוֺהֿוֺ יאֹמְרוּ וּבְכָלחֿוּצוֺת.