en_tn/zec/11/11.md

the covenant was broken

This can be stated in active form. AT: "the covenant ended" (See: rc://en/ta/man/translate/figs-activepassive)

knew that Yahweh had spoken

It is implied that those watching knew Yahweh was giving them a message through the breaking of the staff. AT: "knew that Yahweh had given them a message" (See: rc://en/ta/man/translate/figs-explicit)