יִגְאָלֻ֡הוּ חֹ֣שֶׁךְ וְ֭צַלְמָוֶת תִּשְׁכָּן־עָלָ֣יו עֲנָנָ֑ה יְ֝בַעֲתֻ֗הוּ כִּֽמְרִ֥ירֵי יֽוֹם׃
Let darkness and the shadow of death claim it for their own; Let a cloud dwell upon it; Let all that maketh black the day terrify it.
Read Kabbalistic (mystical) interpretations of Job 3:5: Zohar and classical Jewish mystical sources, free online.