# I will declare your name

"I will make known your name." Here "name" stands for God's character or reputation. Alternate translation: "I will talk about your character" (See: [[rc://en/ta/man/jit/figs-metonymy]])

# my brothers

Here "brothers" means "my fellow Israelites" or "my fellow worshipers of Yahweh"

# in the midst of the assembly

"when my fellow Israelites and I gather together" or "when I am surrounded by my fellow worshipers of Yahweh"