Matsya Purana 260.32

260.32

saṃstūyamānaṃ lokeśaiḥ samantātparikalpayet.
nārasiṃhantu kartavyaṃ bhujāṣṭakasamanvitam .. 260.31

Now I am describing to you the form of the Mahâ Varaha Lotus and club should be placed in the hands of Varâha the teeth should be sharp, and at the left elbow (knee) should be placed the world uplifted by the teeth from the Pat la and which bears calmly everything on Her His teeth are very sharp and face full of joy and wonder Thus for the upper part The right foot should be the turtle the left foot on the hood of the Śeṣa and his right hand is to be locate on his left Saktu All round the image should be made the images of the Lokapâlas in praying postures Now about the image of Nara Siṁha The image of Nṛisiṁha should be made with eight hands—28-31