增壹阿含經 31.8.p40

31.8.p40

“With a concentrated mind that was pure and flawless, I ended the contaminants. Becoming uncontaminated, my mind was liberated, and my wisdom was liberated. My births had been ended, the religious practice had been established, and the task had been accomplished. I was no longer subject to the womb, and I truly knew it. I then achieved the unsurpassed, correct, and true awakening.