en_tn_lite_do_not_use/lev/12/05.md

she will be unclean for two weeks

A woman whom other people must not touch because she is bleeding from her womb is spoken of as if she were physically unclean. (See: rc://en/ta/man/jit/figs-metaphor)

for two weeks

"for 14 days"

during her impurity

This refers to the time of the month when a woman bleeds from her womb. See how you translated this in Leviticus 12:2. (See: rc://en/ta/man/jit/figs-euphemism)

for sixty-six days she will be purified from her bleeding

"it will take sixty-six days for her to be purified from her bleeding"

sixty-six days

"66 days"