Matthew 6:24

No one can serve two masters, for either he will hate one and love the other, or else he will attach himself to one and despise the other. You cannot serve both God and Money.

1 Corinthians 10:21-22

You cannot drink both the Cup of the Lord and the cup of demons. You cannot partake at the Table of the Lord and at the table of demons.

Matthew 22:12

So he said to him 'My friend, how is it that you came in here without a wedding-robe?' The man was speechless.

Matthew 22:34

When the Pharisees heard that Jesus had silenced the Sadducees, they collected together.

Matthew 22:36

"Teacher, what is the great commandment in the Law?"

Luke 6:13

When day came, he summoned his disciples, and chose twelve of them, whom he also named 'Apostles.'

Romans 3:19

Now we know that everything said in the Law is addressed to those who are under its authority, in order that every mouth may be closed, and the whole world become liable to the judgment of God.

Romans 6:16-22

Surely you know that, when you offer yourselves as servants, to obey any one, you are the servants of the person whom you obey, whether the service be that of Sin which leads to Death, or that of Duty which leads to Righteousness.

2 Corinthians 6:14-16

Do not enter into inconsistent relations with those who reject the Faith. For what partnership can there be between righteousness and lawlessness? or what has light to do with darkness?

Revelation 3:15-16

I know your life; I know that you are neither cold nor hot. Would that you were either cold or hot!

Treasury of Scripture Knowledge

Summary

And Elijah came unto all the people, and said, How long halt ye between two opinions? if the LORD be God, follow him: but if Baal, then follow him. And the people answered him not a word.

General references

Bible References

Answered

Matthew 22:12
So he said to him 'My friend, how is it that you came in here without a wedding-robe?' The man was speechless.
Romans 3:19
Now we know that everything said in the Law is addressed to those who are under its authority, in order that every mouth may be closed, and the whole world become liable to the judgment of God.
Romans 6:21
But what were the fruits that you reaped from those things of which you are now ashamed? For the end of such things is Death.

General references

James 1:8
Vacillating as he is, irresolute at every turn.