NET
28 If he has not prospered enough to refund a balance to him, then what he sold will belong to the one who bought it until the Jubilee year, but it must revert in the Jubilee and the original owner may return to his property.
Darby
28 And if his hand have not found what sufficeth for him to restore it to him, then that which is sold shall remain in the hand of the purchaser, until the year of jubilee; and in the jubilee it shall go out, and he shall return unto his possession.
KJV
28 But if he be not able to restore [it] to him, then that which is sold shall remain in the hand of him that hath bought it until the year of jubile: and in the jubile it shall go out, and he shall return unto his possession.