en_tn/exo/12/41.md

430 years

"four hundred and thirty years" (See: rc://en/ta/man/translate/translate-numbers)

Yahweh's armed groups

This refers to the tribes of Israel. See how you translated "armed group" in Exodus 12:17.

to be observed by all the Israelites

This can be stated in active form. AT: "that all the Israelites were to observe" (See: rc://en/ta/man/translate/figs-activepassive)

all the Israelites throughout their people's generations

"all the Israelites and the all the generations of their descendants"