Banknifty double top pattern & trending support can be broken??

Bank Nifty make a double top pattern & breakdown giving already now it can retest those break down levels & after that big fall can be seen in Bank Nifty. But one more scary thing can be seen trendline from 39000 retest almost 3 time but this time Bank Nifty retest it very quick in time now if this trendline broken then can see more downside. R