“And being resolved to adject, eik, and add the saids new purchased lands to my tailzied estate above specified, with and under the same clauses and provisions mentioned in the foresaid bond of tailzie, but with the “alteration, change, and innovation” of the order, course, and succession therein contained and above repeated, in so far as is inconsistent with the order, course, and succession under written, which is hereby declared to be the order, course, and succession to my foresaid estates and lands, both old and new, with and under the additional clauses and provisions after specified.”