en_tn_condensed/num/03/38.md

his sons

Here "his" refers to Aaron

toward the sunrise

This is the east side of the tabernacle. Alternate translation: "on the east side, where the sun rises" (See: rc://en/ta/man/jit/figs-explicit)

performing the duties of the sanctuary

"doing all the work connected to the sanctuary" or "taking care of everything connected to the sanctuary" or "keeping watch over the sanctuary" See how you translated similar words in Numbers 1:53.

Any foreigner who approaches the sanctuary must be put to death

This can be stated in active form. Alternate translation: "You must kill any foreigner who approaches the sanctuary" or "Any foreigner who approaches the sanctuary must die" (See: rc://en/ta/man/jit/figs-activepassive)