At the two corners ¹  they must be doubled at the lower end and finished together at the top in one ring. So it will be for both.

At the two corners ¹  they were doubled at the lower end and ²  finished together at the top in one ring. So he did for both.

And if ¹  they do not believe even these two signs or listen to you, ²  then take ³  some water from the Nile and pour it out on the dry ground. The water you take out of the Nile will become blood on the dry ground.” ⁴ 

The stones are to be for the names of the sons of Israel, twelve, according to the number of ¹  their names. Each name according to the twelve tribes is to be like ²  the engravings of a seal.