1.12.9 Vajjiputtattheragāthā

“Rukkhamūlagahanaṃ pasakkiya,
Nibbānaṃ hadayasmiṃ opiya;
Jhāya gotama mā ca pamādo,
Kiṃ te biḷibiḷikā karissatī”ti.

…  Vajjiputto thero… .