Isaiah 61:9

Their seed also and their generation shall be known among the Gentiles, and among the people. All they that see them, shall know that they are the blessed seed of the LORD.

Isaiah 44:3

For I shall pour water upon the dry ground, and rivers upon the thirsty. I shall pour my spirit upon thy seed, and mine increase upon thy stock.

Genesis 22:18

And in thy seed shall all the nations of the earth be blessed, because thou hast obeyed my voice."

Psalm 115:14

The LORD shall increase you more and more, you and your children.

Isaiah 65:23

My chosen shall live long, they shall not labour in vain, nor beget with trouble: for they are the high, blessed seed of the LORD, and their fruits with them.

Zechariah 8:13

And it shall come to pass, that like as ye were a curse among the Heathen, O ye house of Judah and ye house of Israel: Even so will I deliver you, that ye shall be a blessing. Fear not, but let your hands be strong.

Acts 3:26

First unto you hath God raised up his son Jesus, and him he hath sent to bless you, that every one of you should turn from your wickedness."

Romans 9:3-4

For I have wished myself to be cursed from Christ, for my brethren and my kinsmen as pertaining to the flesh:

Romans 11:16-24

For if one piece be holy, the whole heap is holy. And if the root be holy, the branches are holy also.

Treasury of Scripture Knowledge

Summary

And their seed shall be known among the Gentiles, and their offspring among the people: all that see them shall acknowledge them, that they are the seed which the LORD hath blessed.

Bible References

Their seed

Isaiah 44:3
For I shall pour water upon the dry ground, and rivers upon the thirsty. I shall pour my spirit upon thy seed, and mine increase upon thy stock.
Genesis 22:18
And in thy seed shall all the nations of the earth be blessed, because thou hast obeyed my voice."
Zechariah 8:13
And it shall come to pass, that like as ye were a curse among the Heathen, O ye house of Judah and ye house of Israel: Even so will I deliver you, that ye shall be a blessing. Fear not, but let your hands be strong.
Romans 9:3
For I have wished myself to be cursed from Christ, for my brethren and my kinsmen as pertaining to the flesh:

They are

Isaiah 65:23
My chosen shall live long, they shall not labour in vain, nor beget with trouble: for they are the high, blessed seed of the LORD, and their fruits with them.
Psalm 115:14
The LORD shall increase you more and more, you and your children.
Acts 3:26
First unto you hath God raised up his son Jesus, and him he hath sent to bless you, that every one of you should turn from your wickedness."
Romans 11:16
For if one piece be holy, the whole heap is holy. And if the root be holy, the branches are holy also.