[header] How to discipline your flesh as a christian [title] Be trained as explained : [step] " no discipline seems pleasant at the time, but painful. Later on, however, it produces a harvest of righteousness and peace for those who have been trained by it. " (hebrews 12:11). 
[title] Put to death the lusts of the flesh. [step] The bible uses the term " the flesh " to refer to the tendency to sin.