 It means we shall see, or if you like, we too shall see, if you want to put it in a different way. Jo lohe asal mein likha hai, hum dekhenge, laazim hai ki hum bhi dekhenge. Jo lohe asal mein likha hai, jo zilmo sitam ke koh-e-giraan, rooi ki tarah up jayenge. Hum dekhenge, laazim hai ki hum bhi dekhenge.