1 Corinthians 10:1 in the King James Version
Moreover, brethren, I would not that ye should be ignorant, how that all our fathers were under the cloud, and all passed through the sea;
Context
1 Now I would not have you ignorant, brothers, that our fathers were all under the cloud, and all passed through the sea;
2 and were all baptized into Moses in the cloud and in the sea;