Deuteronomy 17:16 in the World English Bible
Only he shall not multiply horses to himself, nor cause the people to return to Egypt, to the end that he may multiply horses; because the LORD has said to you, “You shall not go back that way again.”
Context
15 Thou shalt in any wise set him king over thee, whom the LORD thy God shall choose: one from among thy brethren shalt thou set king over thee: thou mayest not set a stranger over thee, which is not thy brother.
16 But he shall not multiply horses to himself, nor cause the people to return to Egypt, to the end that he should multiply horses: forasmuch as the LORD hath said unto you, Ye shall henceforth return no more that way.
17 Neither shall he multiply wives to himself, that his heart turn not away: neither shall he greatly multiply to himself silver and gold.