In these verses, the Levites continue to praise Yahweh in the presence of the people of Israel.

## They captured ##

Here "they" refers to the Israelites at the time of Moses.

## a productive land ##

"a fertile land"

## oliveyards ##

"olive orchards"

## they ate and were filled and were satisfied ##

"they ate and they were satisfied, and they grew fat"

## grew fat ##

This is an idiom for "they prospered."  (See: [[rc://en/ta/man/translate/figs-idiom]])