perfect heart and # 13_1CH_28_09 # And thou, Solomon my son, know thou the God of thy father, and serve him with a perfect heart and with a willing mind: for the LORD searcheth all hearts, and understandeth all the imaginations of the thoughts: if thou seek him, he will be found of thee; but if thou forsake him, he will cast thee off for ever. 
perfect heart and # 12_2KI_20_03 # I beseech thee, O LORD, remember now how I have walked before thee in truth and with a perfect heart, and have done [that which is] good in thy sight. And Hezekiah wept sore. 
perfect heart and # 23_ISA_38_03 # And said, Remember now, O LORD, I beseech thee, how I have walked before thee in truth and with a perfect heart, and have done [that which is] good in thy sight. And Hezekiah wept sore.