Circumcise therefore the foreskin of your heart, and be no more stiffnecked.
Ver. 16. Circumcise therefore.] Deus iubendo iuvat. Set about this work in God's strength, and pray that the heaven may answer the earth. Hos 2:21 For it is a work that must be done "without hands." Col 2:11 Beg of God to thrust his holy hand into our bosom, and to pull off that filthy foreskin; urge him with his promise; Deu 30:6 doubt not of his power: lex iubet, gratia iuvat, a &c.
a August, in Exod., quaest. 55.