Please rephrase your question. It is very unclear. First of all, the goddess Hera is singular, thus meaning that your question should be: "What does the goddess Hera need?" Secondly, Hera doesn't need anything. The cow and later the peacock were sacred to her. She was the Greek goddess of marriage.
Hera was the goddess of marriage and she was he wife of Zeus making her the queen of the heavens.
Marriage, family
It was not, Hera did not need any mortal weapon least of all a dagger, she was a Greek goddess.
the goddess of marriage is hera to the Greeks and juno was the roman goddess of marriage
Hera is the Goddess of Childbirth and Marriage.
Hera is the Goddess of Marriage.
This question makes no sense.
Hera is the goddess of marriage
Hera is the goddess of marriage and queen of the gods.
Hera protected women in marriage, since she was the goddess of marriage.
Hera was the goddess of marriage and she was he wife of Zeus making her the queen of the heavens.
Hera was the queen of gods and the goddess of marriage
Hera is queen of goddesses and is goddess of marriage
Hera was the goddess of marriage and childbirth.
Marriage, family
hera is the goddess of marriage
Hera was the patron goddess of Argos