Hebrews 10:26
For if we sin willfully after that we have received the knowledge of the truth, there remains no more sacrifice for sins,
Topicalbible.org—AKJV

Romans 14:5-6
One man esteems one day above another: another esteems every day alike. Let every man be fully persuaded in his own mind.
Topicalbible.org—AKJV