Hitherto silent, whether the better to show by preternatural gravity that curious dignity of the garb with which he was invested or in obedience to an inward voice, he delivered briefly and, as some thought, perfunctorily the ecclesiastical ordinance forbidding man to put asunder what God has joined.
There are no more uses of "ordinance" in the book.
Show samples from other sources
A small town wants everyone to vote on a local ordinance.
Dave Eggers -- The Circle
Now that the comfort stations were run under military ordinances and the women not professionals but rather those who had unwittingly enlisted or been conscripted into the wartime women’s volunteer corps, to contribute and sacrifice as all did, the expectation was that the various diseases would be kept more or less in check.