דניאל ו:יא פירוש: רש״י

when he knew and when he found out.

where there were open windows in his upper chamber Aram. בְּעִלִּיתֵהּ, in his upper story.

opposite Jerusalem toward the side of the Temple, and although it was in ruins, he did as Solomon said (I Kings 8:48): “and pray to You toward their land.”