The same, but read "one who does what is suitable regarding concentration. " [n.308] Na sappāyakārī. Spk: He is unable to fulfil the qualities that are helpful, suitable, for concentration. sn.iii.269

1Sāvatthinidānaṁ. "Cattārome, bhikkhave, jhāyī. Katame cattāro? Idha, bhikkhave, ekacco jhāyī samādhismiṁ samādhikusalo hoti, na samādhismiṁ sappāyakārī. Idha pana, bhikkhave, ekacco jhāyī samādhismiṁ sappāyakārī hoti, na samādhismiṁ samādhikusalo. Idha pana, bhikkhave, ekacco jhāyī neva samādhismiṁ samādhikusalo hoti, na ca samādhismiṁ sappāyakārī. Idha pana, bhikkhave, ekacco jhāyī samādhismiṁ samādhikusalo ca hoti, samādhismiṁ sappāyakārī ca. Tatra, bhikkhave, yvāyaṁ jhāyī samādhismiṁ samādhikusalo ca hoti samādhismiṁ sappāyakārī ca ayaṁ imesaṁ catunnaṁ jhāyīnaṁ aggo ca seṭṭho ca mokkho ca uttamo ca pavaro ca. Seyyathāpi, bhikkhave, gavā khīraṁ … pe … pavaro cā"ti.

Dasamaṁ.
(Samādhimūlakaṁ.)