Esther 1:15
BIB: כְּדָת֙ מַֽה־ לַּעֲשׂ֔וֹת
NAS: According to law, what is to be done
KJV: Vashti according to law, because she hath not performed
INT: to law what is to be done

Esther 2:12
BIB: הֱי֨וֹת לָ֜הּ כְּדָ֤ת הַנָּשִׁים֙ שְׁנֵ֣ים
NAS: months under the regulations for the women--
KJV: months, according to the manner of the women,
INT: the end become the regulations the women both

Esther 9:13
BIB: בְּשׁוּשָׁ֔ן לַעֲשׂ֖וֹת כְּדָ֣ת הַיּ֑וֹם וְאֵ֛ת
NAS: to do according to the edict of today;
KJV: also according unto this day's decree, and let Haman's
INT: Susa to do to the edict of today ten