Deuteronomy 22:9
Do not sow your vineyard with two kinds of seed, or all the produce of the seed that you have sown and the increase of the vineyard will become defiled.
Leviticus 19:19
Obey my laws. Never crossbreed different kinds of animals. Do not plant two kinds of crops in your field. Never wear clothes made from two kinds of material.
Matthew 6:24
You cannot serve two masters. You will hate one and love the other. You will be loyal to one master and despise the other. You cannot serve both God and money (wealth) (material possessions).
Matthew 9:16
Why patch an old garment with cloth that has not been shrunk? The patch shrinks and pulls away from the old cloth leaving a big hole.
Romans 11:6
If it is by grace then it is no longer on the basis of works. Otherwise grace is not grace (undeserved kindness). But if it is of works then it is not by grace. Otherwise works are no longer works.
2 Corinthians 1:12
This is our pride and testimony of conscience. In holiness and Godly sincerity we behaved ourselves in the world, and more abundantly toward you. It was not by fleshly wisdom but by the grace of God.
2 Corinthians 11:3
But I fear, lest by any means, as the serpent beguiled Eve in his craftiness, your minds will be lead away from the simplicity and the purity (cleanness) that is toward Christ.
James 1:6-8
However he must ask in faith, not doubting: for he who doubts is like a surging wave of the sea driven by the wind and tossed.
James 3:10
Blessing and cursing come out of the same mouth! My brothers, these things should not be.