set down (v.) 1
resolve, decide, determine
1H4 I.i.35 [Westmorland to King Henry, of the expedition] this haste was hot in question, / And many limits of the charge set down
Cor IV.v.141 [Aufidius to Coriolanus] set down ... thine own ways
Ham III.i.170 [Claudius to Polonius] I have ... / Thus set it down
R3 III.iv.42 [Derby to all] We have not yet set down this day of triumph