Hebrews 2:1

For this reason we ought the more earnestly to attend to what we have heard, least by any means we should be found deficient.

Matthew 16:9

Do ye not yet understand, nor remember the five loaves divided among five thousand, and how many baskets ye took up?

Mark 8:18

Have ye eyes, and do not see? and having ears, hear ye not? and do ye not remember?

Luke 8:15

But that on the good ground, are those who having heard the word, retain it in a good and honest heart, and bring forth fruit with patience.

Luke 9:44

Receive these words into your ears; for the Son of man is going to be delivered into the hands of men.

Hebrews 1:1-2

God, who at sundry times, and various ways, spake of old unto the fathers by the prophets, hath in these last days spoken to us by his Son,

Hebrews 2:2-4

For if the word spoken by angels was stedfast, and every transgression and disobedience received it's just recompence;

Hebrews 12:5

Have ye forgotten the exhortation, which speaketh to you as to sons, saying, "My son, despise not the chastening of the Lord, nor saint when rebuked by Him?

Hebrews 12:25-26

See that ye reject not Him that speaketh; for if they escaped not, who rejected him that gave forth divine oracles on earth, much less shall we, if we turn away from Him that speaketh from heaven:

2 Peter 1:12-13

Wherefore I will not neglect to put you always in mind of these things, though ye know them, and are established in the present truth.

2 Peter 1:15

And I will endeavour that after my departure also ye may always be able to call these things to remembrance.

2 Peter 3:1

This second epistle, my beloved, I now write unto you; in both which I stir up your sincere mind in remembrance,

Treasury of Scripture Knowledge

Summary

Therefore we ought to give the more earnest heed to the things which we have heard, lest at any time we should let them slip.

The more

Bible References

Therefore

Hebrews 2:2
For if the word spoken by angels was stedfast, and every transgression and disobedience received it's just recompence;
Hebrews 1:1
God, who at sundry times, and various ways, spake of old unto the fathers by the prophets, hath in these last days spoken to us by his Son,
Hebrews 12:25
See that ye reject not Him that speaketh; for if they escaped not, who rejected him that gave forth divine oracles on earth, much less shall we, if we turn away from Him that speaketh from heaven:

The more

Luke 8:15
But that on the good ground, are those who having heard the word, retain it in a good and honest heart, and bring forth fruit with patience.
Luke 9:44
Receive these words into your ears; for the Son of man is going to be delivered into the hands of men.

We should

Hebrews 12:5
Have ye forgotten the exhortation, which speaketh to you as to sons, saying, "My son, despise not the chastening of the Lord, nor saint when rebuked by Him?
Matthew 16:9
Do ye not yet understand, nor remember the five loaves divided among five thousand, and how many baskets ye took up?
Mark 8:18
Have ye eyes, and do not see? and having ears, hear ye not? and do ye not remember?
2 Peter 1:12
Wherefore I will not neglect to put you always in mind of these things, though ye know them, and are established in the present truth.
2 Peter 3:1
This second epistle, my beloved, I now write unto you; in both which I stir up your sincere mind in remembrance,