NET

34 According to the number of the days you have investigated this land, forty days—one day for a year—you will suffer for your iniquities, forty years, and you will know what it means to thwart me.

Darby

34 After the number of the days in which ye have searched out the land, forty days, each day for a year shall ye bear your iniquities forty years, and ye shall know mine estrangement [from you].

KJV

34 After the number of the days in which ye searched the land, [even] forty days, each day for a year, shall ye bear your iniquities, [even] forty years, and ye shall know my breach of promise.