Tantalus.

Tantalus (Τάνταλος) (Tántalos) was a king of Phrygia (Φρυγία) (Phrygía) in Greek mythology. Zeus was his father and Pluto (Πλουτώ) was his mother.

Tantalus insulted the gods, so he was sent to Tartarus (Τάρταρος) (Tártaros) to Hades (ᾍδης) (Hā́idēs). There Tantalus suffered greatly.

He had wives and children. Niobe was one of Tantalus' offspring.

Niobe.

Niobe (Νιόβη) (Nióbē) was a daughter of Tantalus (Τάνταλος) (Tántalos) and Dione (Διώνη) (Diṓnē).

She and her husband Amphion (Ἀμφίων) (Amphīōn) had many children.

Niobe met with other gods and goddesses.

There are many myths and legends about this character. Also, there are different arts about Niobe.