Arjuna is always religion abiding and truthful. He will therefore, acquire victory definitely. Nothing like doubt can be raised in it.
किश्यन्ते पाण्डवा नित्यं वनवासदिभिर्भृशम्। सम्पन्नस्तपसा चैव पर्याप्तः पुरुषर्षभः॥