רְאוּבֵן Rᵉʼûwbên (H7205)

Reuben, a son of Jacob

Reuben = "behold a son" 1) the eldest son of Jacob by Leah 2) the tribe descended from Reuben 3) the territory inhabited by the tribe of Reuben

from the imperative of רָאָה (H7200) and בֵּן (H1121); see ye a son;