King Mahāsudassana 2.8.6

2.8.6

Atha kho, ānanda, subhaddā devī caturaṅginiyā senāya saddhiṃ itthāgārena yena dhammo pāsādo tenupasaṅkami; upasaṅkamitvā dhammaṃ pāsādaṃ abhiruhitvā yena mahāviyūhaṃ kūṭāgāraṃ tenupasaṅkami.

Then Queen Subhaddā together with the ladies of the harem went with the army to the Palace of Principle. She ascended the palace and went to the Chamber of the Grand Tower,