Deuteronomy 32:46

he said unto them - Apply your hearts unto all the words which I am witnessing against you, to-day, - how that ye must command your sons to observe to do all the words of this law;

Ezekiel 40:4

And the man spake unto me, saying. Son of man See with thine eyes And with thine ears, hear thou And apply thy heart to whatsoever I am about to show thee, For to the intent it might be shown thee, hast thou been brought hither,- Declare all that thou seest unto the house of Israel.

Deuteronomy 11:18

Therefore shall ye lay these my words upon your heart, and upon your soul, - and bind them for a sign upon your hand, and they shall serve as bands between your eyes;

Deuteronomy 4:9

Only take thou heed to thyself and keep thy soul diligently, so that thou forget not the things which thine own eyes have seen, and so that they go not out of thy heart, all the days of thy life, - but thou shalt make them known unto thy sons and unto thy son's sons: -

Deuteronomy 6:6-7

so shall these words which I am commanding thee to-day, be upon thy heart;

1 Chronicles 22:19

Now, apply your heart and your soul, to seek unto Yahweh your God, - and then arise ye and build the sanctuary of Yahweh Elohim, that ye may bring the ark of the covenant of Yahweh, and the holy vessels of God, into the house which hath been built for the Name of Yahweh.

Proverbs 3:1-4

My son, mine instruction, do not thou forget, and, my commandment, let thy heart observe;

Luke 9:44

Lay, ye, up in your ears, these words; for, the Son of Man, is about to be delivered up, into the hands of men.

Hebrews 2:1

For this cause, it behoveth us, with unwonted firmness, to be holding fast unto the things that have been heard, lest, at any time, we drift away.

Treasury of Scripture Knowledge

Summary

And he said unto them, Set your hearts unto all the words which I testify among you this day, which ye shall command your children to observe to do, all the words of this law.

Bible References

General references

Deuteronomy 6:6
so shall these words which I am commanding thee to-day, be upon thy heart;
Deuteronomy 11:18
Therefore shall ye lay these my words upon your heart, and upon your soul, - and bind them for a sign upon your hand, and they shall serve as bands between your eyes;
1 Chronicles 22:19
Now, apply your heart and your soul, to seek unto Yahweh your God, - and then arise ye and build the sanctuary of Yahweh Elohim, that ye may bring the ark of the covenant of Yahweh, and the holy vessels of God, into the house which hath been built for the Name of Yahweh.
Proverbs 3:1
My son, mine instruction, do not thou forget, and, my commandment, let thy heart observe;
Ezekiel 40:4
And the man spake unto me, saying. Son of man See with thine eyes And with thine ears, hear thou And apply thy heart to whatsoever I am about to show thee, For to the intent it might be shown thee, hast thou been brought hither,- Declare all that thou seest unto the house of Israel.
Luke 9:44
Lay, ye, up in your ears, these words; for, the Son of Man, is about to be delivered up, into the hands of men.
Hebrews 2:1
For this cause, it behoveth us, with unwonted firmness, to be holding fast unto the things that have been heard, lest, at any time, we drift away.