King James Version (KJV) - Exodus 12:4 >

And if the household be too little for the lamb, let him and his neighbour next unto his house take [it] according to the number of the souls; every man according to his eating shall make your count for the lamb.

Berean Study Bible (BSB) - Exodus 12:4 >

If the household is too small for a whole lamb, they are to share with the nearest neighbor based on the number of people, and apportion the lamb accordingly.