Isaiah 56:4

For thus said Jehovah to the eunuchs who shall watch my Sabbaths, and choose in what I delighted, and taking hold upon my covenant;

Joshua 24:15

And if evil in your eyes to serve Jehovah, choose for yourselves this day whom ye will serve, whether the gods which your fathers served which are beyond the river, and whether the gods of the Amorite which ye dwelt in their land: and I and my house, we will serve Jehovah.

2 Samuel 23:5

For not thus my house with the Strong One, for he set to me an eternal covenant, prepared in all, and watched: for all my salvation and delight will he not bring forth.

Psalm 119:111

I inherited thy testimonies forever: for they are the joy of my heart.

Isaiah 27:5

Or he shall lay hold upon my strength, he shall make peace to me, he shall make peace to me.

Isaiah 55:3

Incline your ear, and come to me, and hear, and your soul shall live; and I will cut out with you an eternal covenant, the sure mercies of David.

Isaiah 56:2

Happy the man that shall do this, and the son of man that shall lay hold upon it; watching the Sabbath from defiling it, and watching his hand from doing all evil.

Isaiah 56:6

And the sons of the stranger joining themselves to Jehovah to serve him, and to love the name of Jehovah, to be to him for servants, every one watching the Sabbath from defiling it, and taking hold upon my covenant;

Jeremiah 50:5

To Zion shall they ask the way, thither their faces: Come ye, and we will join ourselves to Jehovah an eternal covenant; it shall not be forgotten.

Luke 10:42

And of one thing there is need : and Mary has chosen the 'good part which shall not betaken away from her.

Hebrews 6:17

In which God, willing more abundantly to show to the heirs of the promise the firmness of his counsel, he intervened by an oath:

Treasury of Scripture Knowledge

Summary

For thus saith the LORD unto the eunuchs that keep my sabbaths, and choose the things that please me, and take hold of my covenant;

Bible References

Choose

Joshua 24:15
And if evil in your eyes to serve Jehovah, choose for yourselves this day whom ye will serve, whether the gods which your fathers served which are beyond the river, and whether the gods of the Amorite which ye dwelt in their land: and I and my house, we will serve Jehovah.
Psalm 119:111
I inherited thy testimonies forever: for they are the joy of my heart.
Luke 10:42
And of one thing there is need : and Mary has chosen the 'good part which shall not betaken away from her.

Take hold

Isaiah 27:5
Or he shall lay hold upon my strength, he shall make peace to me, he shall make peace to me.
Isaiah 55:3
Incline your ear, and come to me, and hear, and your soul shall live; and I will cut out with you an eternal covenant, the sure mercies of David.
2 Samuel 23:5
For not thus my house with the Strong One, for he set to me an eternal covenant, prepared in all, and watched: for all my salvation and delight will he not bring forth.
Jeremiah 50:5
To Zion shall they ask the way, thither their faces: Come ye, and we will join ourselves to Jehovah an eternal covenant; it shall not be forgotten.
Hebrews 6:17
In which God, willing more abundantly to show to the heirs of the promise the firmness of his counsel, he intervened by an oath:

General references

Genesis 17:9
And God will say to Abraham, Thou shalt watch my covenant., thou, and thy seed after thee to their generations.
Exodus 20:8
Remember the day of the Sabbath to consecrate it
Leviticus 25:45
And from the sons of the sojourner sojourning with you, from them shall ye buy, and from their families which are with you, which were born in your land: and they were to you for a possession.
Numbers 9:14
And when a stranger shall sojourn with you, and he did the passover to Jehovah; according to the law of the passover and according to its judgment, so shall he do: one law shall be to you, and to the stranger, and to the native of the land.
Deuteronomy 29:9
And watch ye the words of this covenant, and do them, so that ye shall be circumspect in all things which ye shall do.