hugo-theme-next/layouts/partials/post/header_meta/created_date.html

{{- if .Site.Params.postMeta.created }}
{{ $timeF := .Site.Params.timeFormat }}
{{ $createdTime := (.Date.Format $timeF) | default (.PublishDate.Format $timeF) }}
<span class="post-meta-item">
  <span class="post-meta-item-icon">
    <i class="far fa-calendar"></i>
  </span>
  <span class="post-meta-item-text">{{- print (T "PostPublishDate") (T "SymbolColon") -}}</span>
  <time title="{{ print (T "PostPublishDate") (T "SymbolColon") }}{{ .PublishDate }}" itemprop="dateCreated datePublished" datetime="{{ .PublishDate }}">
    {{- .PublishDate.Format .Site.Params.dateFormat -}}
  </time>
</span>
{{- end }}