妙法蓮華經玄義 4.157

4.157

若坐道場時，位在中忍、上忍。從上忍，一剎那入真，三十四心斷結，得阿耨三菩提，則名為佛。爾前則是三藏菩薩上草之位也。

When sitting at the site of awakening, the stage is in middle patience and higher patience. From higher patience, in a single kṣaṇa they enter the real, severing the fetters in thirty-four mental moments and attaining anuttarā-samyak-saṃbodhi, and then are called a buddha. Prior to that is the stage of the superior grass for the tripiṭaka bodhisattva.