en_tn_lite_do_not_use/isa/42/03.md

Yahweh continues speaking.

A crushed reed he will not break and a dimly burning wick he will not quench

The "​crushed reed" and "dimly burning wick" refers to weak and helpless people. ​ (See: rc://en/ta/man/translate/figs-metaphor)

bruised reed

A reed is the long, thin stem of a plant like tall grass. If it is bruised (damaged) it cannot carry any weight. See how you translated this in Isaiah 36:6.

he will not break

"My servant will not break"

coastlands

See how you translated this in Isaiah 41:1.