3 “Reuben, you are my firstborn, my might, the first sign of my strength, excelling in honor, excelling in power.

Read Genesis 49:3 Using Other Translations

Reuben, thou art my firstborn, my might, and the beginning of my strength, the excellency of dignity, and the excellency of power:
"Reuben, you are my firstborn, my might, and the firstfruits of my strength, preeminent in dignity and preeminent in power.
“Reuben, you are my firstborn, my strength, the child of my vigorous youth. You are first in rank and first in power.