Gregory the Dialogist

Which commandeth the sun, and it riseth not, and shutteth up the stars as under a seal. Now sometimes in Holy Writ by the title of 'sun,' we have the brightness of the Preachers represented, as it is said by John, And the sun became black as sackcloth of hair. For at the end of time the sun is exhibited 'like sackcloth of hair,' in that the shining life of them that preach is set forth before the eyes of the lost as hard and contemptible. …

Morals on the Book of Job, Book IX ↗

Thomas Aquinas

Finally, he proceeds to the heavenly bodies, which also result from divine power. Consider that as the nature of the earth is to be unmoved and at rest, so the nature of the heavens is constant motion. Just as then the power of the earth can be overcome clearly by divine power through the motion which appears in it, so the power of a heavenly body is shown to be overcome clearly by divine power the fact that the motion is impeded of the rising and the setting of the sun and the other stars. …

Commentary on Job ↗