Name the Jack Kerouac source....

See if you can name the source of this text without doing any research. It's from a Kerouac stand-alone book, and your first impulse may be wrong.

Think happy thoughts of the Buddha who abides throughout detestable phenomena like lizards and man eating ogres, with perfect compassion and blight, caring not one way or the other the outcome of our term of time because celestial birds are singing in the goddam heaven. In the golden hall of the Buddha, think, I am already ensconced on a tray of gold, invisible and radiant with singing. by the side of my beloved hand, which has done its work and exists no more to tone up the troubles of this birth-and-death imaginary world --

Post your guess as a comment. After a day or so I'll confirm the correct answer.