Phoebi
Phoebi is a Latin form of Phoebus, meaning “Phoebus, Apollo; the sun”. It is the genitive singular masculine noun.
Found 133 times in the Latin texts on Socratos.
Where it is used
Vergil, Eclogues 6.66: utque viro Phoebi chorus adsurrexerit omnis;
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.