en_tn/lev/26/41.md

to turn against them

This represents opposing them. Alternate translation: "to oppose them" (See: rc://en/ta/man/translate/figs-metaphor)

if their uncircumcised hearts become humbled

Here the term "uncircumcised hearts" refers to the whole person. Alternate translation: "if they will be humble instead of stubbornly disobedient" (See: rc://en/ta/man/translate/figs-synecdoche)