Exodus 20:11
11
For in six days the LORD made heaven and earth, the sea, and all that in them is, and rested the seventh day: wherefore the LORD blessed the sabbath day, and hallowed it.
Arcana Coelestia #1758
1758. The speech of spirits takes different forms. Each community, or group of spirits, can be identified by its speech; indeed each individual spirit can, in almost the same way as men. They can be identified not only by the affections which bring such speech to life and which fill out or support the words they use, and by the intonations they use, but also by the actual sounds as well as by other characteristics which cannot be explained so easily.