SYAP 12:21 :לית אנא נחית עד זהא נזהא בעננא‏ : I shall not descend until I rise up gloriously in the cloud
See the entire entry for zhy vb. to shine; rejoice

SYAP 12:21 :עד זהא נזהא בעננא‏ : until shining I shine in the cloud
See the entire entry for zhē, zahyā adj. shining; perfect