Genesis 48:6

Any children born to you after them will be yours; in the territory they inherit they will be reckoned under the names of their brothers.

(New International Version)

'But your offspring that have been born after them shall be yours; they shall be called by the names of their brothers in their inheritance.

(New American Standard Bible)

And thy issue, which thou begettest after them, shall be thine, and shall be called after the name of their brethren in their inheritance.

(King James Version)