redstrate.com/themes/red/layouts/_default/single.html

{{ define "main" }}
    <h2>{{ .Title }}</h2>

    {{ .Content }}

    {{ $related := .Site.RegularPages.Related . | first 5 }}
    {{ with $related }}
        <h3>See Also</h3>
        <ul>
            {{ range . }}
                <li><a href="{{ .RelPermalink }}">{{ .Title }}</a></li>
            {{ end }}
        </ul>
    {{ end }}
{{ end }}