Shiva Purana
पञ्चाक्षरमयन्देवं षडक्षरमयन्तथा ॥ अङ्गषट्कमयञ्चैव जातिषट्कसमन्वितम्॥ ६३॥
The five-syllabled deity was composed of six syllables. It is also composed of six limbs and is composed of six species.
english translation
paJcAkSaramayandevaM SaDakSaramayantathA ॥ aGgaSaTkamayaJcaiva jAtiSaTkasamanvitam॥ 63॥
hk transliteration by Sanscript