# They will ask

The word "They" refers to the people of Israel or the people of Judah who are returning from Babylon to Jerusalem.

# join ourselves to Yahweh

This is figurative language used to explain a spiritual connection to Yahweh. (See: [[rc://en/ta/man/jit/figs-idiom]])

# that will not be forgotten

This states that the covenant will be obeyed forever. It can be stated in active form. Alternate translation: "that no one will forget" (See: [[rc://en/ta/man/jit/figs-activepassive]])