The Doctor is barely conscious but can hear two voices and feel himself being picked up and hears the remark about time being fluid and can sense that person is a part of time.

Which Strange probably senses the same from the Police Box, which she opens sensing her Doctor dying and creaks her door open. Inside is humming. They can feel like someone is watching them but not in a bad way.

The Doctor groans painfully and gestures towards that strange hand in a jar by the console center.