en_tn/lev/27/17.md

the year of Jubilee

This occurs every 50 years. See how you translated "Jubilee" in Leviticus 25:10.

the valuation of it will stand

"Stand" represents "remain" or "remain the same." Alternate translation: "its value will remain the same" or "its value will be the full amount" (See: rc://en/ta/man/jit/figs-metaphor)