The demon Agalierap appears in the grimoires The Secrets of Solomon, The Grand Grimoire, and Grimorium Verum
From Grand Grimoire, Dark Lodge edition:
Agaliarept
Agaliarept, General, has the power to uncover the most well-hidden secrets of all of the courts and cabinets of the world and reveals the greatest mysteries; he commands the second legion of spirits and has Guer, Gusoyn and Boris etc.. under his command.