Answer:
The literary device that is this passage to be using is Portent
Step-by-step explanation:
Portent is a literary device that warns the characters about the future events to happen when they are not going to be pleasant ones, then the lines "I keep twenty geese in the house, from the water trough they come and peck their wheat – I love to watch them all." is part of the dream that Penelope has that warns about the death of all the suitors.