"1,000 darics." A "daric" was a small gold coin that people in the Persian Empire used. You can translate this in terms of the number of coins or their weight. Alternate translation: "one thousand Persian gold coins" or "eight and one half kilograms of gold" (See: [[rc://en/ta/man/translate/translate-numbers]] and [[rc://en/ta/man/translate/translate-bmoney]])