\documentclass{article}
\usepackage{blindtext}

\date{\today{}}
\author{Florian Zumkeller-Quast}
\title{Label Reference Test}

\begin{document}
\maketitle
\tableofcontents

\section{Sec1}
\label{sec:1}
\blindtext

\section{Sec2}
\label{sec:2}
\blindtext

\section{Sec3}
\label{sec:3}
Something about Section \ref{sec:1} and --\ref{sec:2}-- to show something else on p.~\pageref{sec:1}.

\end{document}

