"The mouth thereof"

1. 1 Kgs. 7: 31
   31 And the mouth of it within the chapiter and above was a cubit: but the mouth thereof was round after the work of the base, a cubit and an half: and also upon the mouth of it were gravings with their borders, foursquare, not round.
2. Zech. 5: 8
   8 And he said, This is wickedness. And he cast it into the midst of the ephah; and he cast the weight of lead upon the mouth thereof.
3. 1 Ne. 2: 8
   8 And it came to pass that he called the name of the river, Laman, and it emptied into the Red Sea; and the valley was in the borders near the mouth thereof.