Agnipurana 201.5

201.5

baṃ ṇaṃ maṃ kṣaṃ koṇeśañca ghaṃ daṃ bhaṃ haṃśriyaṃ yajet /
dakṣiṇe cottare puṣṭiṃ gaṃ ḍaṃ baṃ śaṃ svavījakaṃ //

and the lord of the corner with 'Baṃ Ṇaṃ Maṃ Kṣaṃ', and Śrī with 'Ghaṃ Daṃ Bhaṃ Haṃ';
in the south, and Puṣṭi in the north with her own seed-syllables 'Gaṃ Ḍaṃ Baṃ Śaṃ';