"γνῶθι σεαυτόν" meaning in Grec ancien

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Expressions en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions verbales en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Grec ancien",
      "orig": "grec ancien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de γνῶθι, gnôthi et de σεαυτόν, seautón."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "raw_tags": [
    "γνῶθι σεαυτόν, gnôthi seautón"
  ],
  "senses": [
    {
      "glosses": [
        "Connais-toi toi-même."
      ],
      "id": "fr-γνῶθι_σεαυτόν-grc-verb-N-fnZP8O"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡnɔ̂ː.tʰi se.au̯.tón\\"
    },
    {
      "ipa": "\\ˈɡno.tʰi sɛ.aʍˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.aɸˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.afˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.afˈton\\"
    }
  ],
  "word": "γνῶθι σεαυτόν"
}

{
  "categories": [
    "Compositions en grec ancien",
    "Expressions en grec ancien",
    "Locutions verbales en grec ancien",
    "grec ancien"
  ],
  "etymology_texts": [
    "Composé de γνῶθι, gnôthi et de σεαυτόν, seautón."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "verb",
  "pos_title": "Locution verbale",
  "raw_tags": [
    "γνῶθι σεαυτόν, gnôthi seautón"
  ],
  "senses": [
    {
      "glosses": [
        "Connais-toi toi-même."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɡnɔ̂ː.tʰi se.au̯.tón\\"
    },
    {
      "ipa": "\\ˈɡno.tʰi sɛ.aʍˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.aɸˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.afˈton\\"
    },
    {
      "ipa": "\\ˈɣno.θi se.afˈton\\"
    }
  ],
  "word": "γνῶθι σεαυτόν"
}