Thy words were found, and I did eat them; and thy words were unto me a joy and the rejoicing of my heart: for I am called by thy name, O Jehovah, God of hosts.

For I delight in the law of God after the inward man:

For this is the love of God, that we keep his commandments: and his commandments are not grievous.

Meditate

Let thy meditation be sweet unto him: I will rejoice in Jehovah.

Thy word have I laid up in my heart, That I might not sin against thee.

This book of the law shall not depart out of thy mouth, but thou shalt meditate thereon day and night, that thou mayest observe to do according to all that is written therein: for then thou shalt make thy way prosperous, and then thou shalt have good success.

Be diligent in these things; give thyself wholly to them; that thy progress may be manifest unto all.

Day

O Jehovah, the God of my salvation, I have cried day and night before thee.

and she had been a widow even unto fourscore and four years), who departed not from the temple, worshipping with fastings and supplications night and day.

And shall not God avenge his elect, that cry to him day and night, and yet he is longsuffering over them?

For ye remember, brethren, our labor and travail: working night and day, that we might not burden any of you, we preached unto you the gospel of God.

I thank God, whom I serve from my forefathers in a pure conscience, how unceasing is my remembrance of thee in my supplications, night and day

General references

And every beast that parteth the hoof, and hath the hoof cloven in two, and cheweth the cud, among the beasts, that may ye eat.

and it shall be with him, and he shall read therein all the days of his life; that he may learn to fear Jehovah his God, to keep all the words of this law and these statutes, to do them;

But he said, Yea rather, blessed are they that hear the word of God, and keep it.