(g hard), in Dryden's satire of Absalom and Achitophel, means Brussels, where Charles II. long resided while he was in exile.
Had thus old David [Charles II.] ... Not dared, when fortune called him, to be king, At Gath an exile he might still remain.
“Tell it not in Gath, publish it not in the streets of Askelon; lest the daughters of the Philistines rejoice, lest the daughters of the uncircumcised triumph.”—2 Sam. i. 20.