¹⁵ Gold there is, and rubies in abundance,
    but lips that speak knowledge are a rare jewel.

¹⁶ Take the garment of one who puts up security for a stranger;
    hold it in pledge^(A) if it is done for an outsider.^(B)

¹⁷ Food gained by fraud tastes sweet,^(C)
    but one ends up with a mouth full of gravel.^(D)