What is "chasted"

Usage examples of "chasted".

But for noon hope for to fare the bet, But for to obeye unto youre herte free, And for to maken othere be war by me, As by the whelp chasted is the leoun, Right for that cause and that condlusioun Whil that I have a leyser and a space, Myn harm I wol confessen, er I pace.