As Moses approached the camp and saw the calf and the dancing, he burned with anger and threw the tablets out of his hands, shattering them at the base of the mountain.
Jewish Publication Society of America Version (JPS1917) - Exodus 32:19 >And it came to pass, as soon as he came nigh unto the camp, that he saw the calf and the dancing; and Moses' anger waxed hot, and he cast the tables out of his hands, and broke them beneath the mount.