en_tn/job/29/03.md

when his lamp shined on my head

God's lamp shining on Job represents God blessing Job. Alternate translation: "when God's blessing was like a lamp shining its light on my head" (See: rc://en/ta/man/translate/figs-metaphor)

when I walked through darkness by his light

Walking through darkness represents experiencing difficult situations. (See: rc://en/ta/man/translate/figs-metaphor)