The "matter" refers to the things that Yahweh says will happen. Alternate translation: "What I say will no longer be delayed" or "What I say will happen soon" (See: [[rc://en/ta/man/jit/figs-explicit]])
This idiom refers to the period of time in which a person lives. Alternate translation: "while you are alive" or "during you lifetime" (See: [[rc://en/ta/man/jit/figs-idiom]])
This is a metonym for the family that lives in the house, in this case the Israelites, the descendants of Jacob over many years. See how you translated this in [Ezekiel 2:5](../02/05.md). Alternate translation: "rebellious people" (See: [[rc://en/ta/man/jit/figs-metonymy]])
Yahweh speaks of himself by name to express the certainty of what he is declaring. See how you translated this in [Ezekiel 5:11](../05/11.md). Alternate translation: "this is what the Lord Yahweh has declared" or "this is what I, the Lord Yahweh, have declared" (See: [[rc://en/ta/man/jit/figs-123person]])