Berean Study Bible (BSB) - Genesis 6:15 >

And this is how you are to build it: The ark is to be 300 cubits long, 50 cubits wide, and 30 cubits high.

Jewish Publication Society of America Version (JPS1917) - Genesis 6:15 >

And this is how thou shalt make it: the length of the ark three hundred cubits, the breadth of it fifty cubits, and the height of it thirty cubits.