"the captain of your brothers' thousand." Possible meanings are 1) the word "thousand" represents the exact amount of soldiers that this captain led. AT: "the captain of your brothers' unit of 1,000 soldiers" or 2) the word translated as "thousand" does not represent exact number, but is the name of a large military division. AT: "the captain of your brothers' military division" (See: [[rc://en/ta/man/translate/translate-numbers]])