Benjamin Harrison actually said...

The purchase shall not be complete until ratified by Congress, and the form and manner of executing such release shall also be prescribed by...

This agreement involves a departure from the terms of the general allotment act in at least one important particular.

No cattle or live stock shall hereafter be brought upon said lands for herding or grazing thereon.

All persons connected with said cattle companies or associations must, not later than the time above indicated, depart from said lands.