The burden is given thus in Pop. Tales of the West Highlands, IV, 125:

Oh ochone, ochone a rie,
On the banks of the Banna, ochone a rie.

[R]. a.

The title 'The Three Sisters,' and perhaps the first stanza, belongs rather to No 1 A, B, p. 3f.

b.

1.
A farmer there lived in the north countree,
Bo down
And he had daughters one, two, three.
And I'll be true unto my love, if he'll be true unto me

(The burden is given as Bo down, bo down, etc., in Popular Tales of the West Highlands, IV, 125.)

Between 1 and 2 b has:

The eldest she had a lover come,
And he fell in love with the younger one.

He bought the younger a ...
The elder she thought ...