1 Kings 3:8

and Thy servant is in the midst of thy people, whom Thou hast chosen, a people numerous, that is not numbered nor counted for multitude,

Genesis 15:5

and He bringeth him out without, and saith, 'Look attentively, I pray thee, towards the heavens, and count the stars, if thou art able to count them;' and He saith to him, 'Thus is thy seed.'

Genesis 13:16

And I have set thy seed as dust of the earth, so that, if one is able to number the dust of the earth, even thy seed is numbered;

Genesis 22:17

that blessing I bless thee, and multiplying I multiply thy seed as stars of the heavens, and as sand which is on the sea-shore; and thy seed doth possess the gate of his enemies;

Exodus 19:5-6

And now, if ye really hearken to My voice, then ye have kept My covenant, and been to Me a peculiar treasure more than all the peoples, for all the earth is Mine;

Deuteronomy 7:6-8

for a holy people art thou to Jehovah thy God; on thee hath Jehovah thy God fixed, to be to Him for a peculiar people, out of all the peoples who are on the face of the ground.

1 Samuel 12:22

for Jehovah doth not leave His people, on account of His great name; for Jehovah hath been pleased to make you to Him for a people.

1 Chronicles 21:2

And David saith unto Joab, and unto the heads of the people, 'Go, number Israel from Beer-Sheba even unto Dan, and bring unto me, and I know their number.'

1 Chronicles 21:5-6

And Joab giveth the account of the numbering of the people unto David, and all Israel is a thousand thousand and a hundred thousand, each drawing sword, and Judah is four hundred and seventy thousand, each drawing sword.

1 Chronicles 27:23-24

And David hath not taken up their number from a son of twenty years and under, for Jehovah said to multiply Israel as the stars of the heavens.

Psalm 78:71

From behind suckling ones He hath brought him in, To rule over Jacob His people, And over Israel His inheritance.

Treasury of Scripture Knowledge

Summary

And thy servant is in the midst of thy people which thou hast chosen, a great people, that cannot be numbered nor counted for multitude.

Bible References

Thy people

Exodus 19:5
And now, if ye really hearken to My voice, then ye have kept My covenant, and been to Me a peculiar treasure more than all the peoples, for all the earth is Mine;
Deuteronomy 7:6
for a holy people art thou to Jehovah thy God; on thee hath Jehovah thy God fixed, to be to Him for a peculiar people, out of all the peoples who are on the face of the ground.
1 Samuel 12:22
for Jehovah doth not leave His people, on account of His great name; for Jehovah hath been pleased to make you to Him for a people.
Psalm 78:71
From behind suckling ones He hath brought him in, To rule over Jacob His people, And over Israel His inheritance.

Cannot

Genesis 13:16
And I have set thy seed as dust of the earth, so that, if one is able to number the dust of the earth, even thy seed is numbered;
Genesis 15:5
and He bringeth him out without, and saith, 'Look attentively, I pray thee, towards the heavens, and count the stars, if thou art able to count them;' and He saith to him, 'Thus is thy seed.'
Genesis 22:17
that blessing I bless thee, and multiplying I multiply thy seed as stars of the heavens, and as sand which is on the sea-shore; and thy seed doth possess the gate of his enemies;
1 Chronicles 21:2
And David saith unto Joab, and unto the heads of the people, 'Go, number Israel from Beer-Sheba even unto Dan, and bring unto me, and I know their number.'
1 Chronicles 27:23
And David hath not taken up their number from a son of twenty years and under, for Jehovah said to multiply Israel as the stars of the heavens.

General references

Genesis 12:2
And I make thee become a great nation, and bless thee, and make thy name great; and be thou a blessing.
Genesis 13:16
And I have set thy seed as dust of the earth, so that, if one is able to number the dust of the earth, even thy seed is numbered;
Deuteronomy 1:12
'How do I bear by myself your pressure, and your burden, and your strife?