Samannaphalasutta 67.3

67.3

So pacchābhattaṃ piṇḍapātapaṭikkanto nisīdati pallaṅkaṃ ābhujitvā ujuṃ kāyaṃ paṇidhāya parimukhaṃ satiṃ upaṭṭhapetvā.

After the meal, they return from almsround, sit down cross-legged, set their body straight, and bring mindfulness to the present.