SN35.10: Bāhirāniccātītānāgatasutta

Bāhirāniccātītānāgatasutta: The External as Impermanent in the Three Times, Etc. - translated by Bhikkhu Bodhi

These three suttas are identical with §§7-9, but by way of the six external sense bases. sn.iv.6

Translated by Bhikkhu Bodhi. Source text via SuttaCentral.