“Moreover the said William Carlyle hereby binds and obliges himself and his heirs whatsomever, to provide and secure the four-merk land of Locharthur, lying in the parish of Newabbey, and stewartry of Kirkcudbright, and the foresaid lands of Halmyre, in favour of the eldest heir male, to be procreate of this present marriage, and his heirs; which failing, the eldest heir female thereof, and her heirs, with this express provision, that she marry legally with the lawful next in blood and kindred of the name of Carlyle; which failing in the eldest, then the second, if any be, or any succeeding daughter of this present marriage, is hereby appointed to succeed, such always being obliged to marry in the above-mentioned manner; if otherwise, they are hereby debarred from the succession, and appointed to receive only such suitable and competent portions, determined by friends on