Romans 3:4

3:4 Absolutely not! Let God be proven true, and every human being shown up as a liar, just as it is written: “so that you will be justified in your words and will prevail when you are judged.”

Romans 14:4

14:4 Who are you to pass judgment on another’s servant? Before his own master he stands or falls. And he will stand, for the Lord is able to make him stand.