Fussilat 41:23

Wathalikum thannukumuallathee thanantum birabbikum ardakumfaasbahtum mina alkhasireen

And that was your assumption which you assumed about your Lord. It has brought you to ruin, and you have become among the losers."

This thought of yours that you conceived about your Lord brought you to ruin, and you became among the losers.