Snorri Sturluson (1179-1241), quoting The Lay of Grimnir.
“The ash Yggdrasil
is foremost of trees,
and Skidladnir of ships,
Odin of the Æsir,
and of stallions, Sleipnir,
Bifrost of bridges,
and Bragi of skalds,
Habrok of hawks,
and of hounds, Garm.”
- From The Lay of Grimnir (stanza 44), quoted in The Prose Edda (Gylfaginning, section 41) by Snorri Sturluson, translated by Jesse Byock (Penguin Classics, 2005).