5.
The Discourse on the Plane of Infinite Space
336.
At Sāvatthī.
The venerable Ānanda saw... etc.
"Here I, friend, with the complete transcendence of perceptions of fine-material form, with the passing away of perceptions of sensory impingement, with inattention to perceptions of diversity, aware that 'space is infinite,' enter and dwell in the plane of infinite space... etc.
or emerged from it."
The fifth.