Background:Despite the positive consequences of choosing a spouse, unfortunately, many spouses in establishing and maintaining friendly and intimate relationships.They have problems with each other and relationships often lead to family conflicts. Numerous studies have been conducted in this regard, the stability of marriage and control of couples' emotions after a formal marriage has been one of the most important. In general, the stability of marriage stems from stability, continuity towards life satisfaction, marital satisfaction and sexual satisfaction and other similar cases, and the opposite point of this stability is the concept of divorce and the issue of divorce, which results in life dissatisfaction, marital dissatisfaction and dissatisfaction in Sex is a couple.The aim of this study was to compare the stability of marriage and emotional control in couples with friends before marriage and family counseling centers in district 5 of Tehran was lacking. Method: The research method is causal-comparative study population consisted of 60 married person with friends before and 60 marriages were marriages married person without friends before Convenience sampling was used to collect the information and tools needed, 14 items of the questionnaire volatility index married Edwards et al. 42 questionnaire items, emotional control indicator Williams et al. The univariate analysis of variance test was used, Result: the results, showed that the stability of marriage, married people as well as emotional control with friends before marriage and no, there was no significant difference (p < 0/05). Conclusion:The effects of personal opinions due to contradictions or differences of opinion did not create a difference between the two groups of friendship or non-friendship before marriage. And the stability of marriage is not based on these friendships..