Along the central portion of the Army--CLINTON's British Division (the Second) was to be assembled that night at Ath, and to be in readiness also to move at a moment's notice. COLVILLE's British Division (the Fourth) was to be collected that night at Grammont, with the exception of the troops beyond the Scheldt, which were to be moved to Audenarde. Upon the Right of the Army--STEDMANN's Dutch-Belgian Division, and ANTHING's Dutch-Belgian (Indian) Brigade were, after occupying Audenarde with 500 men, to be assembled at Sotteghem, so as to be ready to march in the morning. The Cavalry were to be collected that night at Ninhove, with the exception of the 2nd Hussars of the King's German Legion, who were to remain on the look out between the Scheldt and the Lys; and of DÖRNBERG's Brigade, with the Cumberland Hussars, which were to march that night upon Vilvorde, and to bivouac on the high road near to that town. The Reserve was thus disposed--PICTON's British Division (the Fifth), the 81st British Regiment, and BEST's Hanoverian Brigade (of COLE's Division), were to be in readiness to march from Brussels at a moment's notice. VINCKE's Hanoverian Brigade (of PICTON's Division) was to be collected that night at Hal, and to be in readiness at daylight on the following morning to move towards Brussels, and to halt on the road between Alost and Assche for further orders. The Duke of BRUNSWICK's Corps was to be collected that night on the high road between Brussels and Vilvorde. KRUSE's Nassau Brigade was to be collected at daylight on the following morning upon the Louvain road, and to be in readiness to move at a moment's notice. The Reserve Artillery was to be in readiness to move at daylight. * * * * *