Harden not your hearts, as in the provocation, in the day of temptation in the wilderness:
Berean Study Bible (BSB) - Hebrews 3:8 >do not harden your hearts, as you did in the rebellion, in the day of testing in the wilderness,
Textus Receptus (TR) - Hebrews 3:8 >μὴ σκληρύνητε τὰς καρδίας ὑμῶν, ὡς ἐν τῷ παραπικρασμῷ, κατὰ τὴν ἡμέραν τοῦ πειρασμοῦ ἐν τῇ ἐρήμῳ,