Sundarikasutta

sn7.9:15.1 The teaching is a lake, brahmin, <j>into which ethics are the stairs,

sn7.9:15.2 unclouded, praised by the fine to the good.

sn7.9:15.3 There the knowledge masters go to bathe,

sn7.9:15.4 and cross to the far shore with dry limbs.