Numbers 2:10

The Arrangement Of The Camps

⁹ The total of the numbered men [in the three tribes on the east side] in the camp of Judah was 186,400, by their armies. They shall move out first [on the march]. ¹⁰ “On the south side shall be the standard of the camp of Reuben, by their armies; and Elizur the son of Shedeur shall lead the sons of Reuben, ¹¹ and his army as numbered totaled 46,500.

These are the Names of

Elizur

Reuben

Reubenites

Shedeur

Numbers 1:5

These then are the names of the men who shall stand with you: from [the tribe of] Reuben, Elizur the son of Shedeur;

Genesis 49:3-4

“Reuben, you are my firstborn;
My might, the beginning of my strength and vigor,
Preeminent in dignity and preeminent in power [that should have been your birthright].

Numbers 7:30

On the fourth day [it was] Elizur the son of Shedeur, leader [of the tribe] of the sons of Reuben [who presented his offering];

Numbers 7:35

and for the sacrifice of peace offerings, two oxen, five rams, five male goats, five male lambs one year old. This was the offering of Elizur the son of Shedeur [from the tribe of Reuben].

Numbers 10:18

Next the standard of the camp of the sons of Reuben, according to their armies, moved out, with Elizur the son of Shedeur [commander] over its army,

1 Chronicles 5:1

Now [we come to] the sons of Reuben the firstborn of Israel—for Reuben was the eldest, but because he defiled his father’s bed [with Bilhah his father’s concubine], his birthright was given to [Manasseh and Ephraim] the sons of Joseph [the favorite] son of Israel, so that he is not enrolled in the genealogy according to the birthright.