由己行者(yóu jǐ xíng zhě)　“one, who practises (the Buddhist teachings) self-composedly”　

not found at HD. 7.1298.; not found at DK. 7.1067.;

96c7.爾時，千二百由己行者各心念言：“怪未曾有。……”(p)

K. 206.5.vaśībhūta-; L. 28b23.心自在者;