Be the fierce impulse of his rage obey'd, Our battles let him or desert or aid; Then let him arm when Jove or he think fit: That, to his madness, or to Heaven commit: What for ourselves we can, is always ours; This night, let due repast refresh our powers; (For strength consists in spirits and in blood, And those are owed to generous wine and food;) But when the rosy messenger of day Strikes the blue mountains with her golden ray, Ranged at the ships, let all our squadrons shine In flaming arms, a long-extended line: In the dread front let great Atrides stand, The first in danger, as in high command." Shouts of acclaim the listening heroes raise, Then each to Heaven the due libations pays; Till sleep, descending o'er the tents, bestows The grateful blessings of desired repose."(214) [Illustration: ACHILLES.] ACHILLES. BOOK X. ARGUMENT. THE NIGHT-ADVENTURE OF DIOMED AND ULYSSES. Upon the refusal of Achilles to return to the army, the distress of Agamemnon is described in the most lively manner. He takes no rest that night, but passes through the camp, awaking the leaders, and contriving all possible methods for the public safety. Menelaus, Nestor, Ulysses, and Diomed are employed in raising the rest of the captains. They call a council of war, and determine to send scouts into the enemies' camp, to learn their posture, and discover their intentions. Diomed undertakes this hazardous enterprise, and makes choice of Ulysses for his companion. In their passage they surprise Dolon, whom Hector had sent on a like design to the camp of the Grecians. From him they are informed of the situation of the Trojan and auxiliary forces, and particularly of Rhesus, and the Thracians who were lately arrived. They pass on with success; kill Rhesus, with several of his officers, and seize the famous horses of that prince, with which they return in triumph to the camp. The same night