Deuteronomy 11:16

Beware that your hearts are not deceived, and that you do not turn away [from the Lord] and serve other gods and worship them,

Job 31:27


And my heart became secretly enticed [by them],
And my hand threw a kiss from my mouth [in respect to them],

Deuteronomy 8:19

And it shall come about if you ever forget the Lord your God and follow other gods and serve them and worship them, I testify against you today that you will most certainly perish.

Deuteronomy 29:18

so that there will not be among you a man or woman, or family or tribe, whose heart turns away today from the Lord our God, to go and serve the [false] gods of these nations; so that there will not be among you a root [of idolatry] bearing poisonous fruit and wormwood (bitterness).

Hebrews 2:1

For this reason [that is, because of God’s final revelation in His Son Jesus and because of Jesus’ superiority to the angels] we must pay much closer attention than ever to the things that we have heard, so that we do not [in any way] drift away from truth.

Hebrews 3:12

Take care, brothers and sisters, that there not be in any one of you a wicked, unbelieving heart [which refuses to trust and rely on the Lord, a heart] that turns away from the living God.

Deuteronomy 4:9

“Only pay attention and watch yourselves closely so that you do not forget the things which your eyes have seen and they do not depart from your heart all the days of your life. Make them known to your children and your grandchildren [impressing these things on their mind and penetrating their heart with these truths]—

Deuteronomy 4:23

So be on your guard and watch yourselves, so that you do not forget the covenant of the Lord your God which He has made with you, and make for yourselves a carved or sculpted image in the form of anything which the Lord your God has forbidden you.

Deuteronomy 13:3

you shall not listen to the words of that prophet or that dreamer of dreams; for the Lord your God is testing you to know whether you love the Lord your God with all your heart and mind and all your soul [your entire being].

Deuteronomy 30:17

But if your heart turns away and you will not hear and obey, but are drawn away and worship other gods and serve them,

Isaiah 44:20

That kind of man (the idolater) feeds on ashes [and is satisfied with ashes]! A deceived mind has led him astray, so that he cannot save himself, or ask, “Is this thing [that I am holding] in my right hand not a lie?”

Luke 21:8

He said, “Be careful and see to it that you are not misled; for many will come in My name [appropriating for themselves the name Messiah which belongs to Me alone], saying, ‘I am He,’ and, ‘The time is near!’ Do not follow them.

Luke 21:34

“But be on guard, so that your hearts are not weighed down and depressed with the giddiness of debauchery and the nausea of self-indulgence and the worldly worries of life, and then that day [when the Messiah returns] will not come on you suddenly like a trap;

Luke 21:36

But keep alert at all times [be attentive and ready], praying that you may have the strength and ability [to be found worthy and] to escape all these things that are going to take place, and to stand in the presence of the Son of Man [at His coming].”

Hebrews 4:1

Therefore, while the promise of entering His rest still remains and is freely offered today, let us fear, in case any one of you may seem to come short of reaching it or think he has come too late.

Hebrews 12:15

See to it that no one falls short of God’s grace; that no root of resentment springs up and causes trouble, and by it many be defiled;

James 1:26

If anyone thinks himself to be religious [scrupulously observant of the rituals of his faith], and does not control his tongue but deludes his own heart, this person’s religion is worthless (futile, barren).

1 John 5:21

Little children (believers, dear ones), guard yourselves from idols—[false teachings, moral compromises, and anything that would take God’s place in your heart].

Revelation 12:9

And the great dragon was thrown down, the age-old serpent who is called the devil and Satan, he who continually deceives and seduces the entire inhabited world; he was thrown down to the earth, and his angels were thrown down with him.

Revelation 13:14

And he deceives those [unconverted ones] who inhabit the earth [into believing him] because of the signs which he is given [by Satan] to perform in the presence of the [first] beast, telling those who inhabit the earth to make an image to the beast who was wounded [fatally] by the sword and has come back to life.

Revelation 20:4

And then I saw thrones, and sitting on them were those to whom judgment [that is, the authority to act as judges] was given. And I saw the souls of those who had been beheaded because of their testimony of Jesus and because of the word of God, and those who had refused to worship the beast or his image, and had not accepted his mark on their forehead and on their hand; and they came to life and reigned with Christ for a thousand years.

Treasury of Scripture Knowledge

Summary

Take heed to yourselves, that your heart be not deceived, and ye turn aside, and serve other gods, and worship them;

Bible References

Take heed

Deuteronomy 4:9
“Only pay attention and watch yourselves closely so that you do not forget the things which your eyes have seen and they do not depart from your heart all the days of your life. Make them known to your children and your grandchildren [impressing these things on their mind and penetrating their heart with these truths]—
Luke 21:8
He said, “Be careful and see to it that you are not misled; for many will come in My name [appropriating for themselves the name Messiah which belongs to Me alone], saying, ‘I am He,’ and, ‘The time is near!’ Do not follow them.
Hebrews 2:1
For this reason [that is, because of God’s final revelation in His Son Jesus and because of Jesus’ superiority to the angels] we must pay much closer attention than ever to the things that we have heard, so that we do not [in any way] drift away from truth.
Hebrews 3:12
Take care, brothers and sisters, that there not be in any one of you a wicked, unbelieving heart [which refuses to trust and rely on the Lord, a heart] that turns away from the living God.
Hebrews 4:1
Therefore, while the promise of entering His rest still remains and is freely offered today, let us fear, in case any one of you may seem to come short of reaching it or think he has come too late.
Hebrews 12:15
See to it that no one falls short of God’s grace; that no root of resentment springs up and causes trouble, and by it many be defiled;

Your heart

Deuteronomy 13:3
you shall not listen to the words of that prophet or that dreamer of dreams; for the Lord your God is testing you to know whether you love the Lord your God with all your heart and mind and all your soul [your entire being].
Deuteronomy 29:18
so that there will not be among you a man or woman, or family or tribe, whose heart turns away today from the Lord our God, to go and serve the [false] gods of these nations; so that there will not be among you a root [of idolatry] bearing poisonous fruit and wormwood (bitterness).
Job 31:27

And my heart became secretly enticed [by them],
And my hand threw a kiss from my mouth [in respect to them],
Isaiah 44:20
That kind of man (the idolater) feeds on ashes [and is satisfied with ashes]! A deceived mind has led him astray, so that he cannot save himself, or ask, “Is this thing [that I am holding] in my right hand not a lie?”
James 1:26
If anyone thinks himself to be religious [scrupulously observant of the rituals of his faith], and does not control his tongue but deludes his own heart, this person’s religion is worthless (futile, barren).
1 John 5:21
Little children (believers, dear ones), guard yourselves from idols—[false teachings, moral compromises, and anything that would take God’s place in your heart].
Revelation 12:9
And the great dragon was thrown down, the age-old serpent who is called the devil and Satan, he who continually deceives and seduces the entire inhabited world; he was thrown down to the earth, and his angels were thrown down with him.
Revelation 13:14
And he deceives those [unconverted ones] who inhabit the earth [into believing him] because of the signs which he is given [by Satan] to perform in the presence of the [first] beast, telling those who inhabit the earth to make an image to the beast who was wounded [fatally] by the sword and has come back to life.
Revelation 20:4
And then I saw thrones, and sitting on them were those to whom judgment [that is, the authority to act as judges] was given. And I saw the souls of those who had been beheaded because of their testimony of Jesus and because of the word of God, and those who had refused to worship the beast or his image, and had not accepted his mark on their forehead and on their hand; and they came to life and reigned with Christ for a thousand years.

And serve

Deuteronomy 8:19
And it shall come about if you ever forget the Lord your God and follow other gods and serve them and worship them, I testify against you today that you will most certainly perish.
Deuteronomy 30:17
But if your heart turns away and you will not hear and obey, but are drawn away and worship other gods and serve them,