Genesis 49:3

Reuben! my first-born thou, My power, and beginning of my strength, The abundance of exaltation, And the abundance of strength;

Deuteronomy 21:17

But the first-born, son of the hated one, he doth acknowledge, to give to him a double portion of all that is found with him, for he is the beginning of his strength; to him is the right of the first-born.

Genesis 29:32

and Leah conceiveth, and beareth a son, and calleth his name Reuben, for she said, 'Because Jehovah hath looked on mine affliction; because now doth my husband love me.'

Psalm 78:51

And He smiteth every first-born in Egypt, The first-fruit of the strong in tents of Ham.

Psalm 105:36

And He smiteth every first-born in their land, The first-fruit of all their strength,

Genesis 46:8

And these are the names of the sons of Israel who are coming into Egypt: Jacob and his sons, Jacob's first-born, Reuben.

Genesis 48:18

and Joseph saith unto his father, 'Not so, my father, for this is the first-born; set thy right hand on his head.'

Numbers 1:20

And the sons of Reuben, Israel's first-born -- their births, by their families, by the house of their fathers, in the number of names, by their polls, every male from a son of twenty years and upward, every one going out to the host --

Numbers 26:5

Reuben, first-born of Israel -- sons of Reuben: of Hanoch is the family of the Hanochite; of Pallu the family of the Palluite;

1 Chronicles 2:1

These are sons of Israel: Reuben, Simeon, Levi, and Judah, Issachar, and Zebulun,

1 Chronicles 5:1

As to sons of Reuben, first-born of Israel -- for he is the first-born, and on account of his profaning the couch of his father hath his birthright been given to the sons of Joseph son of Israel, and he is not to be reckoned by genealogy for the birthright,

1 Chronicles 5:3

Sons of Reuben, first-born of Israel: Hanoch, and Pallu, Hezron, and Carmi.

Treasury of Scripture Knowledge

Summary

Reuben, thou art my firstborn, my might, and the beginning of my strength, the excellency of dignity, and the excellency of power:

General references

Bible References

My firstborn

Genesis 29:32
and Leah conceiveth, and beareth a son, and calleth his name Reuben, for she said, 'Because Jehovah hath looked on mine affliction; because now doth my husband love me.'
Genesis 46:8
And these are the names of the sons of Israel who are coming into Egypt: Jacob and his sons, Jacob's first-born, Reuben.
Genesis 48:18
and Joseph saith unto his father, 'Not so, my father, for this is the first-born; set thy right hand on his head.'
Numbers 1:20
And the sons of Reuben, Israel's first-born -- their births, by their families, by the house of their fathers, in the number of names, by their polls, every male from a son of twenty years and upward, every one going out to the host --
Numbers 26:5
Reuben, first-born of Israel -- sons of Reuben: of Hanoch is the family of the Hanochite; of Pallu the family of the Palluite;
1 Chronicles 2:1
These are sons of Israel: Reuben, Simeon, Levi, and Judah, Issachar, and Zebulun,
1 Chronicles 5:1
As to sons of Reuben, first-born of Israel -- for he is the first-born, and on account of his profaning the couch of his father hath his birthright been given to the sons of Joseph son of Israel, and he is not to be reckoned by genealogy for the birthright,

My might

Deuteronomy 21:17
But the first-born, son of the hated one, he doth acknowledge, to give to him a double portion of all that is found with him, for he is the beginning of his strength; to him is the right of the first-born.
Psalm 78:51
And He smiteth every first-born in Egypt, The first-fruit of the strong in tents of Ham.
Psalm 105:36
And He smiteth every first-born in their land, The first-fruit of all their strength,

General references

Numbers 1:20
And the sons of Reuben, Israel's first-born -- their births, by their families, by the house of their fathers, in the number of names, by their polls, every male from a son of twenty years and upward, every one going out to the host --
Deuteronomy 33:6
Let Reuben live, and not die, And let his men be a number.