hearts as in # 58_HEB_03_08 # Harden not your hearts, as in the provocation, in the day of temptation in the wilderness: 
hearts as in # 58_HEB_03_15 # While it is said, To day if ye will hear his voice, harden not your hearts, as in the provocation. 
hearts as in # 59_JAM_05_05 # Ye have lived in pleasure on the earth, and been wanton; ye have nourished your hearts, as in a day of slaughter.