en_tn/rev/07/05.md

twelve thousand from the tribe

"12,000 people from the tribe" (See: rc://en/ta/man/translate/translate-numbers)

twelve thousand from ... Judah were sealed

This can be translated in active form. See how you translated similar words in verse 4. Alternate translation: "God's angel marked twelve thousand from ... Judah" (See: rc://en/ta/man/translate/figs-activepassive)