Genesis 48:19

But his father refused. “I know, my son, I know!” he said. “He too shall become a people, and he too shall be great; nevertheless, his younger brother shall be greater than he, and his offspring shall become a multitude of nations.”
BSB · Berean Standard Bible
And his father refused, and said, I know it, my son, I know it: he also shall become a people, and he also shall be great: but truly his younger brother shall be greater than he, and his seed shall become a multitude of nations.

Note multitude: Heb. fulness

KJV · King James Version
His father refused, and said, “I know, my son, I know. He also will become a people, and he also will be great. However, his younger brother will be greater than he, and his offspring will become a multitude of nations.”
WEB · World English Bible
And his father refused, and said, I know it, my son, I know it; he also shall become a people, and he also shall be great: howbeit his younger brother shall be greater than he, and his seed shall become a multitude of nations.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

said, I know it
Genesis 48:14; Genesis 17:20, 21; Genesis 25:28; Numbers 1:33–35; Numbers 2:19–21; Deuteronomy 33:17; Isaiah 7:17; Ezekiel 27:10; Revelation 7:6, 8
become
Deuteronomy 1:10; Ruth 4:11, 12