Plutarch Solon 31

In view of this, many warned him that the tyrant would put him to death, and asked him on what he relied that he was so lost to all sense, to which he answered, My old age. However, when Peisistratus had become master of the situation, he paid such court to Solon by honoring him, showing him kindness, and inviting him to his palace, that Solon actually became his counsellor and approved of many of his acts. For he retained most of Solon’s laws, observing them first himself, and compelling his friends to do so.

[2] For instance, he was summoned before the Areiopagus on a charge of murder, when he was already tyrant, and presented himself there to make his defence in due form, but his accuser did not put in an appearance. He also made other laws himself, one of which provides that those who are maimed in war shall be maintained at the public charge. But Heracleides says that even before that Solon had caused a decree to be passed to this effect in the case of Thersippus, who had been so maimed, and that Peisistratus was following his example. Moreover, Theophrastus writes that the law against idleness, in consequence of which the country became more productive and the city more tranquil, was not made by Solon, but by Peisistratus.

[3] Now Solon, after beginning his great work on the story or fable of the lost Atlantis, which, as he had heard from the learned men of Sais, ¹ particularly concerned the Athenians, abandoned it, not for lack of leisure, as Plato says, but rather because of his old age, fearing the magnitude of the task. For that he had abundant leisure, such verses as these testify ² and again, ³