印度西北部一地区，大致相当于今信德（Sindh）与古吉拉特（Gujarat）一带，第三次结集后一位希腊裔传教僧被派往此地，令数万人归信佛法。

A region of northwestern India, roughly corresponding to Sindh and Gujarat, to which a Greek missionary monk was sent after the Third Buddhist Council and where tens of thousands were converted.