Hand-drawn facsimile of BM 050582, an inscribed prism fragment attributed to Esarhaddon recording the restoration of Edurgina. Image reproduced from P. Gerardi, "Prism Fragments from Sippar: New Esarhaddon Inscriptions," Iraq 55 (1993) p. 132 fig. 4.
Bāṣ (also known as Šapazzu), a still-unlocated Babylonian city that is near Sippar, is home to the god Bēl-ṣarbi (Lugal-asal). Its principal temple Edurgina is mentioned in a few Neo-Assyrian and Neo-Babylonian royal inscriptions.
Jamie Novotny
Jamie Novotny, 'Temples and Shrines of Bāṣ', Babylonian Temples and Monumental Architecture online (BTMAo), The BTMAo Project, a sub-project of MOCCI, [http://oracc.org/btmao/Bas/]