H718. aru
אֲרוּ interjection lo (of uncertain derivation: only Biblical Aramaic (? Nabataean, see CISii. 186); אֲלוּ, and Late Hebrew הֲרֵי see! Here! Ab [Dan 3:4] and elsewhere, are perhaps allied), וַאֲרוּ [7:2] וַאֲרוּ ֗֗֗ הֲוֵית חָוֵי, [7:5]; [7:6]; [7:7]; [7:13], always in description of a vision (compare אֲלוּ).