35-40.
The Six Discourses Beginning with Readiness as Root with Object
696-701.
At Sāvatthī.
"One is skilled in readiness regarding concentration, but not skilled in the object regarding concentration.
One is skilled in the object regarding concentration, but not skilled in readiness regarding concentration.
One is neither skilled in readiness regarding concentration, nor skilled in the object regarding concentration.
One is both skilled in readiness regarding concentration and skilled in the object regarding concentration.
Therein, monks, the meditator who etc.
the highest and the most excellent."
The thirty-fifth.