"sayeth" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "say",
        "4": "-eth",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish say\nEnglish -eth\nEnglish sayeth\nFrom say + -eth.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish say\nEnglish -eth\nEnglish sayeth\nFrom say + -eth.",
  "forms": [
    {
      "form": "saith",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "seith",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "says",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "verb form"
      },
      "expansion": "sayeth",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries referencing missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -eth",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              19,
              25
            ]
          ],
          "text": "Love thy neighbor, sayeth the Lord.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "say"
        }
      ],
      "glosses": [
        "third-person singular simple present indicative of say"
      ],
      "id": "en-sayeth-en-verb-0dd10PJE",
      "links": [
        [
          "say",
          "say#English"
        ]
      ],
      "raw_glosses": [
        "(archaic) third-person singular simple present indicative of say"
      ],
      "tags": [
        "archaic",
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
      ]
    }
  ],
  "word": "sayeth"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "say",
        "4": "-eth",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish say\nEnglish -eth\nEnglish sayeth\nFrom say + -eth.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish say\nEnglish -eth\nEnglish sayeth\nFrom say + -eth.",
  "forms": [
    {
      "form": "saith",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "seith",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "says",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "verb form"
      },
      "expansion": "sayeth",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English archaic third-person singular forms",
        "English entries referencing missing etymons",
        "English entries with etymology texts",
        "English entries with etymology trees",
        "English entries with incorrect language header",
        "English non-lemma forms",
        "English terms suffixed with -eth",
        "English terms with usage examples",
        "English verb forms",
        "Pages using etymon with no ID",
        "Pages with 1 entry",
        "Pages with entries",
        "Pages with etymology trees"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              19,
              25
            ]
          ],
          "text": "Love thy neighbor, sayeth the Lord.",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "word": "say"
        }
      ],
      "glosses": [
        "third-person singular simple present indicative of say"
      ],
      "links": [
        [
          "say",
          "say#English"
        ]
      ],
      "raw_glosses": [
        "(archaic) third-person singular simple present indicative of say"
      ],
      "tags": [
        "archaic",
        "form-of",
        "indicative",
        "present",
        "singular",
        "third-person"
      ]
    }
  ],
  "word": "sayeth"
}