Skandapurana 6.3.100.6

6.3.100.6

yojayecchūlinaṃ bhaktyā dvātriṃśadbahurūpiṇam .
dehapāte śivaṃ gacchediti me niścayo nṛpa .. 100.6 ..

one should direct one's devotion to the trident-bearer in his thirty-two diverse forms. / Upon the fall of the body, he shall go to Śiva; this is my firm conviction, O king. // 100.6