“So, as the Holy Spirit says: “Today, if you hear his voice, do not harden your hearts as you did in the rebellion, during the time of testing in the wilderness, where your ancestors tested and tried me, though for forty years they saw what I did.”

‭‭Hebrews‬ ‭3‬:‭7‬-‭9‬ ‭NIV‬‬

https://bible.com/bible/111/heb.3.7-9.NIV