en_tn_condensed/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.

for two weeks

"for 14 days"

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"