Romans 3:4
Far be it! yea, let God be true, and every man a liar; as it is written, "That thou mayst be justified in thy words, and mayst overcome when thou art arraigned."
Galatians 3:15
Brethren, I speak according to what is practised among men; no one sets aside even a human covenant, or makes additions to it, after it has been ratified.
Galatians 3:17
And what I mean is this; that a covenant that was before ratified by God, the Law, which came four hundred and thirty years after, cannot annul, so as to make void the promise;
Hebrews 7:18
For on the one hand there takes place an annulling of the commandment which went before, on account of its weakness and unprofitableness,