"Let them stand forth and save you, those who divide the heavens, who gaze at the stars, who at the new moons make known what shall come upon you. Behold, they are like stubble; the fire consumes them."
â Isaiah 47:13-14
Quick Answer
The Bible consistently warns against astrology, describing it as a futile attempt to control the future that cannot save Babylon from judgment (Isaiah 47:13-14) and warning Israel not to worship or be drawn to the stars, which God created merely as signs of times and seasons, not sources of guidance (Deuteronomy 4:19). God alone knows and directs the future, and he calls his people to trust him rather than the stars.
An Ancient Practice, Still Popular Today
Long before daily horoscope apps, ancient Babylon built an entire religious system around reading the stars for guidance, and Scripture addresses this practice directly and repeatedly. Astrology is not a modern invention that caught the biblical writers off guard; it was one of the dominant spiritual technologies of the ancient world, and God's people were warned about it from the very beginning of their national life.
Because astrology today often shows up in a soft, secularized form, zodiac signs printed in a lifestyle magazine, birth-chart apps shared for fun, it can be easy to assume the Bible has nothing relevant to say. In fact, Scripture speaks to this exact temptation with unusual directness and consistency.
God's Warning to Israel
As Israel prepared to enter the Promised Land, Moses warned them specifically: 'beware lest you raise your eyes to heaven, and when you see the sun and the moon and the stars, all the host of heaven, you be drawn away and bow down to them and serve them, things that the LORD your God has allotted to all the peoples under the whole heaven' (Deuteronomy 4:19). The warning is striking: the stars are described as things God distributed to the nations, not as powers governing human destiny, and Israel was explicitly forbidden to treat them as objects of worship or guidance.
This concern recurs throughout the Old Testament. King Manasseh's reign is remembered as one of Judah's darkest chapters partly because he 'worshiped all the host of heaven' (2 Kings 21:3), and later reformer Josiah specifically removed those who burned incense to the sun, moon, and stars from Judah's worship (2 Kings 23:5).
God's Verdict on Babylon's Astrologers
Isaiah delivers one of Scripture's most pointed critiques of astrology in a taunt against Babylon, the ancient world's astrological capital: 'Let them stand forth and save you, those who divide the heavens, who gaze at the stars, who at the new moons make known what shall come upon you. Behold, they are like stubble; the fire consumes them' (Isaiah 47:13-14). The prophet's point is unmistakable: for all their elaborate star charts and predictions, Babylon's astrologers could not save the city from the judgment God had already decreed. Their supposed knowledge of the future was powerless against the actual God who controls it.
Jeremiah gives a similarly direct instruction to God's people living among astrology-obsessed neighbors: 'Do not learn the way of the nations, or be dismayed at the signs of the heavens because the nations are dismayed at them' (Jeremiah 10:2). God's people were called to a fundamentally different posture toward the sky than their neighbors, unafraid and untempted by celestial omens.
What About the Wise Men and the Star?
Some point to the wise men following a star to find the infant Jesus (Matthew 2:1-2) as evidence Scripture endorses astrology. But the passage describes the opposite: God sovereignly used a single, specific, miraculous star to draw Gentile astrologers to worship the true King, overriding and correcting their astrological system rather than validating it. Once they arrived, they worshiped Jesus directly, not the star, and were warned by God in a dream, not by further stargazing, to avoid Herod (Matthew 2:11-12). The star served God's purposes; it did not reveal a reliable system for anyone else to use.
Why This Matters for You
The stars were created by God 'for signs and for seasons, and for days and years' (Genesis 1:14), a calendar function, not a guidance system for personal destiny. Turning to horoscopes or star charts for direction quietly displaces the God who has already promised to guide those who trust him: 'Trust in the LORD with all your heart, and do not lean on your own understanding' (Proverbs 3:5). You do not need to read the sky to know God's care for you; you need only look to the Christ the sky itself once pointed toward.
David marveled at the sheer scale of the night sky and drew the opposite conclusion from astrology's promise of hidden control: 'When I look at your heavens, the work of your fingers, the moon and the stars, which you have set in place, what is man that you are mindful of him' (Psalm 8:3-4). The stars were meant to provoke worship of their Maker, not anxious attempts to decode your future from their positions. Let them do what they were made to do: declare God's glory (Psalm 19:1), not dictate your days.