Hebrews 3:13

13 But encourage one another daily, as long as it is called “Today,” so that none of you may be hardened by sin’s deceitfulness.

Read Hebrews 3:13 Using Other Translations

But exhort one another daily, while it is called To day; lest any of you be hardened through the deceitfulness of sin.
But exhort one another every day, as long as it is called "today," that none of you may be hardened by the deceitfulness of sin.
You must warn each other every day, while it is still “today,” so that none of you will be deceived by sin and hardened against God.