瑜伽論記 4.6

4.6

一云，三摩呬多，釋論解云：謂勝定地離沈掉等，平等能引，或引平等，或是平等所引發，故名等引地。

First is samāhita. The Commentary explains: it refers to the stage of superior concentration free from sinking and agitation, which is able to induce equanimity, or induces equanimity, or is induced by equanimity; therefore it is named the stage of equipoise.