Being a near kinsman, Boaz had a responsibility to redeem property belonging to Naomi, to marry Ruth, and to raise up children to carry on the family name (Deuteronomy 25).
Dahil sa siya ay malapit ng kamag-anak, katungkulan ni Boaz na tubusin ang ari-arian ni Naomi, pakasalan si Ruth, at magbunga ng mga anak upang palawigin ang kanilang pangalan (Deuteronomio 25).