Shiva Purana
ईशानोऽपि तथादिश्य सन्मार्गं ब्रह्मणे विभुः ॥ सशक्तिः कल्पयांचक्रे स बालांश्चतुरः शुभान् ॥ ३५ ॥
Lord Īśāna after instructing the path of the ॥ good॥ to Brahmā, created four auspicious sons in collaboration with his Energy.
english translation
IzAno'pi tathAdizya sanmArgaM brahmaNe vibhuH ॥ sazaktiH kalpayAMcakre sa bAlAMzcaturaH zubhAn ॥ 35 ॥
hk transliteration by Sanscript