But when she could hide him no longer, she got a papyrus basket for him and coated it with tar and pitch. Then she placed the child in it and put it among the reeds along the bank of the Nile.
NIV
And when she could no longer hide him, she took for him an ark or basket made of bulrushes or papyrus [making it watertight by] daubing it with bitumen and pitch. Then she put the child in it and laid it among the rushes by the brink of the river [Nile].
AMP
And when she could not longer hide him, she took for him an ark of bulrushes, and daubed it with slime and with pitch, and put the child therein; and she laid it in the flags by the river's brink.
KJV