there is no need of argument; nor is any specific text necessary. Every Divine commandment is virtually a commandment with promise: with promise not only of blessing to follow obedience but of grace to precede it. The Gospel of Christ is the power of God unto salvation to everyone that believeth. (Rom. 1:16) By the special appointment and will of God the Word has grace connected with it, sufficient for every purpose for which it is sent. So it was anciently said: it shall not return unto Me void,
Volume 2, Page 345