Hebrews 3:12
Be careful, Brothers, that there is never found in any one of you a wicked and faithless heart, shown by his separating himself from the Living God.
Hebrews 12:25
Beware how you refuse to hear him who is speaking. For, if the Israelites did not escape punishment, when they refused to listen to him who taught them on earth the divine will, far worse will it be for us, if we turn away from him who is teaching us from Heaven.
Matthew 16:16
And to this Simon Peter answered: "You are the Christ, the Son of the Living God."
Matthew 24:4
Jesus replied to them as follows: "See that no one leads you astray;
Mark 7:21-23
For it is from within, out of the hearts of men, that there come evil thoughts--unchastity, theft, murder, adultery,
Mark 13:9
See to yourselves! They will betray you to courts of law; and you will be taken to Synagogues and beaten; and you will be brought up before governors and kings for my sake, that you may bear witness before them.
Mark 13:23
But see that you are on your guard! I have told you all this beforehand.
Mark 13:33
See that you are on the watch; for you do not know when the time will be.
Luke 21:8
And Jesus said: "See that you are not led astray; for many will take my name, and come saying 'I am He,' and 'The time is close at hand.' Do not follow them.
Romans 11:21
For, if God did not spare the natural branches, neither will he spare you.
1 Corinthians 10:12
Therefore let the man who thinks that he stands take care that he does not fall.
1 Thessalonians 1:9
Indeed, in speaking about us, the people themselves tell of the reception you gave us, and how, turning to God from your idols, you became servants of the true and living God,
Hebrews 2:1-3
Therefore we must give still more heed to what we were taught, for fear we should drift away.
Hebrews 3:10
Therefore I was sorely vexed with that generation, And I said-- "Their hearts are always straying; They have never learned my ways";
Hebrews 10:38
And through faith the Righteous man shall find his Life, But, if a man draws back, my heart can find no pleasure in him.'
Hebrews 12:15
Take care that no one fails to use the loving help of God, 'that no bitterness is allowed to take root and spring up, and cause trouble,' and so poison the whole community.