首楞嚴義疏注經 3.210

3.210

「以空為知，空則身知，肉應非覺，如是則應虛空是汝，汝身非知，今日阿難應無所在。」

"If you take empty space to be the cognition, empty space being bodily cognition, the flesh would not be aware. In this case, empty space would be you, your body would have no cognition, and today's Ānanda would have no existence.