《經集》大品第三經，講述善語須具備善說、如法、慈愛、真實四種特質，Vaṅgīsa 尊者當場將其頌揚成偈。

A discourse on the four qualities of well-spoken speech—well-said, righteous, affectionate, and truthful—versified on the spot by the monk Vaṅgīsa.