Greek proverb: Ἄτλας τὸν οὐρανόν

Here's a saying from Apostolius, C4.23, with a Latin version from Clavis Homerica. The image is from Wikipedia. Here are some more Apostolius proverbs.

Ἄτλας τὸν οὐρανόν.
Atlas caelum.
Atlas holds the sky.