four o’clock morning
`` He 'll not fall . '' But notwithstanding Thalcave 's assurances , poor Glenarvan spent the rest of the night in torturing anxiety . He seemed quite insensible now to the danger they had escaped through the departure of the wolves , and would have hastened immediately after Robert if the Indian had not kept him back by making him understand the impossibility of their horses overtaking Thaouka ; and also that boy and horse had outdistanced the wolves long since , and that it would be useless going to look for them till daylight . At four o'clock morning began to dawn . A pale glimmer appeared in the horizon , and pearly drops of dew lay thick on the plain and on the tall grass , already stirred by the breath of day . The time for starting had arrived . `` Now ! ''