Dasuttarasutta 1.7.8

1.7.8

Puna caparaṃ, āvuso, bhikkhu ye te lābhā dhammikā dhammaladdhā antamaso pattapariyāpannamattampi, tathārūpehi lābhehi appaṭivibhattabhogī hoti sīlavantehi sabrahmacārīhi sādhāraṇabhogī, ayampi dhammo sāraṇīyo …pe… ekībhāvāya saṃvattati.

Furthermore, a mendicant shares without reservation any material things they have gained by legitimate means, even the food placed in the alms-bowl, using them in common with their ethical spiritual companions.