American Standard Version (ASV):
thou shalt surely let the dam go, but the young thou mayest take unto thyself; that it may be well with thee, and that thou mayest prolong thy days.
King James Version (KJV):
[But] thou shalt in any wise let the dam go, and take the young to thee; that it may be well with thee, and [that] thou mayest prolong [thy] days.