Commentary to sloka 13, "yatra puMliGgashabdaprayOgaH, tatra viSNurvishESyaH; yatra strIliMga shabdaH, tatra dEvatA prayOgaH; yatra napuMsaliGga prayOgaH, tatra brahmEti vishEshyatE (where a word of masculine gender is used, the noun is Vishnu, in feminine gender the noun is Devata, and in neuter gender the noun is Brahma)", Transcription of Sankara's commentary to Vishnusahasranamastotra