Matthew 6:24

No one is able to serve two masters: for he will hate the one, and love the other; or cleave to the one, and despise the other. You are not able to serve God and mammon.

Luke 16:13

No servant is able to serve two masters: for he will hate the one, and love the other; or he will cleave to the one, and despise the other. You are not able to serve God and mammon.

Luke 16:11

If therefore you were not faithful in the unrighteous mammon, who will intrust to you the true?

1 Timothy 6:9-10

But those wishing to be rich fall into temptation and a snare and many foolish and hurtful lusts, which drown the people in destruction and perdition.

James 4:4

O adulteresses, do you not know that the friendship of the world is enmity to God? Whosoever therefore may wish to be the friend of the world renders himself the enemy of God.

1 John 2:15-16

Love not the world, nor the things that are in the world. If any one loves the world, the love of the Father is not in him:

Luke 16:9

And I say unto you, Make unto yourselves friends of the mammon of unrighteousness, in order that, when it may fail, they may receive you into eternal tabernacles.

Galatians 1:10

For must I now believe men, or God? whether do I seek to please men? if I were still pleasing men, I would not be the servant of Christ.

Matthew 4:10

If having fallen down thou mayest worship me: then Jesus says to him, Get behind me, Satan; for it has been written; Thou shalt worship the Lord thy God, and Him only shalt thou serve.

Romans 6:16-22

Do you not know, that to whom you present yourselves servants unto obedience, ye are servants to whom you obey; whether of sin unto death, or obedience unto righteousness?

1 Timothy 6:17

Charge the rich in this world not to think high things, nor to hope in uncertain riches, but in God, who richly supplies us all things for our enjoyment;

2 Timothy 4:10

For Demas has left me, having loved the present age, and is gone into Thessalonica; Crescents into Galatia, Titus into Dalmatia.

Treasury of Scripture Knowledge

Summary

No man can serve two masters: for either he will hate the one, and love the other; or else he will hold to the one, and despise the other. Ye cannot serve God and mammon.

General references

Bible References

Mammon

Luke 16:9
And I say unto you, Make unto yourselves friends of the mammon of unrighteousness, in order that, when it may fail, they may receive you into eternal tabernacles.
1 Timothy 6:9
But those wishing to be rich fall into temptation and a snare and many foolish and hurtful lusts, which drown the people in destruction and perdition.

General references

James 1:8
the double-minded man, the most unstable in all his ways.