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.

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.'

Numbers 1:18

and all the company they assembled on the first of the second month, and they declare their births, by their families, by the house of their fathers, in the number of names from a son of twenty years and upward, by their polls,

1 Chronicles 21:2-5

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.'

Hebrews 11:12

wherefore, also from one were begotten -- and that of one who had become dead -- as the stars of the heaven in multitude, and as sand that is by the sea-shore -- the innumerable.

Treasury of Scripture Knowledge

Summary

But David took not the number of them from twenty years old and under: because the LORD had said he would increase Israel like to the stars of the heavens.

From twenty

He would increase

General references

Bible References

From twenty

Numbers 1:18
and all the company they assembled on the first of the second month, and they declare their births, by their families, by the house of their fathers, in the number of names from a son of twenty years and upward, by their polls,

He would increase

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.'
Hebrews 11:12
wherefore, also from one were begotten -- and that of one who had become dead -- as the stars of the heaven in multitude, and as sand that is by the sea-shore -- the innumerable.

General references

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;