Afterward, Moses said, “Today you have been ordained for service to the LORD, since each man went against his son and his brother; so the LORD has bestowed a blessing on you this day.”
KJV
For Moses had said, Consecrate yourselves to day to the LORD, even every man upon his son, and upon his brother; that he may bestow upon you a blessing this day.
ASV
And Moses said, Consecrate yourselves to-day to Jehovah, yea, every man against his son, and against his brother; that he may bestow upon you a blessing this day.