• Numbered Discourses 9.59 Aį¹…guttara Nikāya 9.59

6. A Safe Place 6. Khemavagga

Progressive Tranquility Anupubbapassaddhisutta

ā€œReverend, they speak of ā€˜progressive tranquility’. ā€¦ā€ ā€œā€˜Anupubbapassaddhi, anupubbapassaddhī’ti, āvuso, vuccati ….