en_tn/psa/105/043.md

He led his people out ... his chosen with shouts of triumph

These two phrases have basically the same meaning and are used together to emphasize that God's people were joyful when he led them out of Egypt. The people were shouting joyfully. AT: "He led his chosen people out with shouts of joy and triumph" (See: rc://en/ta/man/translate/figs-parallelism)

his chosen

Here "chosen" refers to Yahweh's chosen people. AT: "his chosen people" (See: rc://en/ta/man/translate/figs-nominaladj)

shouts of triumph

the sound that people make when they are shouting with joy because they have defeated their enemies