Penelope allowing Odysseus to partake in the challenge to marry her even though he looked like a beggar. This shows her to be following the will of the gods by being nice to this guest even though he was a little creepy and not up to the level of the other suitors.
Odysseus killing the other suitors. The suitors do not expect this to happen because he looks like beggar. Thy try to ask for him not to kill them but he does anyway. This shows him to be gaining help from the good Apollo which potrays him doing what the gods want.
Honoring/Being Helped By The Gods
Penelope showing Odysseus the bed that she did not move, was not able to move since he left. This shows not only their relationship and how strong their love was. It also how the the gods were able to keep them together through a symbol like there bed not being able to move like their love not able to be broken.