Dialogues of the Gods (7.4)

He picked up a dead tortoise somewhere or other, and contrived an instrument with it. He fitted horns to it, with a cross-bar, stuck in pegs, inserted a bridge, and played a sweet tuneful thing that made an old harper like me quite envious. Even at night, Maia was saying, he does not stay in Heaven; he goes down poking his nose into Hades—on a thieves’ errand, no doubt. Then he has a pair of wings, and he has made himself a magic wand, which he uses for marshalling souls—convoying the dead to their place.

Ah, I gave him that, for a toy.

And by way of payment he stole—

Well thought on; I must go and get them; you may be right about the baby-linen.