i.e. Dissemble that thou hast found it. Or, hide it, i.e. conceal the thing lost.
Related Commentaries of Deuteronomy 22:3
Deuteronomy 22:3
3 In like manner shalt thou do with his ass; and so shalt thou do with his raiment; and with all lost thing of thy brother's, which he hath lost, and thou hast found, shalt thou do likewise: thou mayest not hide thyself.