▁or ▁that ▁he ▁does ▁not ▁care ▁for ▁human ▁affairs ." ▁( De ▁i ure ▁bel li ▁ac ▁pac is , ▁Pro leg omen i ▁XI ). ▁This ▁is ▁the ▁famous ▁argument ▁et iam si ▁dare mus ▁( non ▁es se ▁De um ), ▁that ▁made ▁natural ▁law ▁no ▁longer ▁dependent ▁on ▁the ology . ▁However , ▁German ▁church - histor ians ▁Ernst ▁Wolf ▁and ▁M . ▁El ze ▁disag re ed ▁and ▁claimed ▁that ▁Gro ti us ' ▁concept ▁of ▁natural ▁law ▁did ▁have ▁a ▁the ological ▁basis . ▁In ▁Gro ti us ' ▁view , ▁the ▁Old ▁Testament ▁contained ▁moral ▁pre cept s ▁( e . g . ▁the ▁Dec alog ue ) ▁which ▁Christ ▁confirmed ▁and ▁therefore ▁were ▁still ▁valid . ▁Moreover , ▁they ▁were ▁useful ▁in ▁explaining ▁the ▁content ▁of ▁natural ▁law . ▁Both ▁bib lic al ▁revel ation ▁and ▁natural ▁law ▁origin ated ▁in ▁God ▁and ▁could ▁therefore ▁not ▁contradict ▁each ▁other . ▁ ▁In ▁a ▁similar ▁way , ▁Samuel ▁P uf endorf ▁gave ▁natural ▁law ▁a ▁the ological ▁foundation ▁and ▁applied ▁it ▁to ▁his ▁concepts ▁of ▁government ▁and ▁international ▁law . ▁ ▁John ▁Lock e ▁incorpor ated ▁natural ▁law ▁into ▁many ▁of ▁his ▁theories ▁and ▁philosophy , ▁especially ▁in ▁Two ▁Tre at ises ▁of ▁Government . ▁There ▁is ▁considerable ▁debate ▁about ▁whether ▁his ▁conception ▁of ▁natural ▁law ▁was ▁more ▁a kin ▁to ▁that ▁of ▁Aqu inas ▁( filter ed ▁through ▁Richard ▁Hook er ) ▁or ▁Hob bes ' ▁radical ▁re inter pret ation , ▁though ▁the ▁effect ▁of