en_tn_condensed/psa/059/016.md

you have been my high tower and a refuge

High towers and refuges are places that people can go to for shelter from their enemies. The psalmist speaks of God protecting him as if God were a strong, safe shelter. Alternate translation: "you have protected me like a high tower and a refuge" (See: rc://en/ta/man/jit/figs-metaphor)

in the day of my distress

"whenever I have had troubles"