KJV : Harden <07185> (8686) not your heart <03824>, as in the provocation <04808>, [and] as [in] the day <03117> of temptation <04531> in the wilderness <04057>: {provocation: Heb. contention}NASB : Do not harden your hearts, as at Meribah, As in the day of Massah in the wilderness,NASB# : Do not harden<7185> your hearts<3824>, as at Meribah<4809>, As in the day<3117> of Massah<4532> in the wilderness<4057>,