Nifty closed lower for the second consecutive day, impacted by selling in financials, metals, and realty stocks, and fell below the 21-EMA, signaling weakness. Analysts suggest a potential trend reversal if the index holds above 25,450, otherwise, further weakening is anticipated. Five stock recommendations for Friday include Astral, Dabur India, Varroc Engineering, Aarti Industries, and Sundaram Finance.