Proverbs 21:20 (KJV)

There is treasure to be desired and oil in the dwelling of the wise; but a foolish man spendeth it up.

Ecclesiastes 5:10 (KJV)

He that loveth silver shall not be satisfied with silver; nor he that loveth abundance with increase: this is also vanity.

1 Timothy 6:6 (KJV)

But godliness with contentment is great gain.

1 Timothy 6:17 (KJV)

Charge them that are rich in this world, that they be not highminded, nor trust in uncertain riches, but in the living God, who giveth us richly all things to enjoy;