NET
29 But the Israelites walked on dry ground in the middle of the sea, the water forming a wall for them on their right and on their left.
Darby
29 And the children of Israel walked on dry [ground] through the midst of the sea; and the waters were a wall to them on their right hand and on their left.
KJV
29 But the children of Israel walked upon dry [land] in the midst of the sea; and the waters [were] a wall unto them on their right hand, and on their left.