Afficher une image ne PHP avec un lien

<html><body><? echo '<img src='.$image.' alt='.$description_image.' />';?></body></html>

<?php
 while($terme_trouve = $select_terme->fetch())
  {
        $image = $terme_trouve['contenu'];
   echo "<div><h2>".$terme_trouve['titre']."</h2><p> ".$terme_trouve['<img src='.$image.' alt='.$description_image.' />']."</p><br /><a href='index.php'>Menu</a>";
  }
  $select_terme->closeCursor();
   ?>

alt='.$description_image'

<?php
try
{
 $bdd = new PDO("mysql:host=localhost;dbname=id13125582_une", "id13125582_constant", "Re1C-Dx<<Q(>U81O");
 $bdd ->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
}

catch(Exception $e)
{
  die("Une érreur a été trouvé : " . $e->getMessage());
}
$bdd->query("SET NAMES UTF8");

if (isset($_GET["s"]) AND $_GET["s"] == "Rechercher")
{
 $_GET["terme"] = htmlspecialchars($_GET["terme"]); //pour sécuriser le formulaire contre les intrusions html
 $terme = $_GET["terme"];
 $terme = trim($terme); //pour supprimer les espaces dans la requête de l'internaute
 $terme = strip_tags($terme); //pour supprimer les balises html dans la requête

 if (isset($terme))
 {
  $terme = strtolower($terme);
  $select_terme = $bdd->prepare("SELECT titre, contenu FROM articles WHERE titre LIKE ? OR contenu LIKE ?");
  $select_terme->execute(array("%".$terme."%", "%".$terme."%"));
 }
 else
 {
  $message = "Vous devez entrer votre requete dans la barre de recherche";
 }
}
?>
<!DOCTYPE html>
<html>
 <head>
  <meta charset = "utf-8" >
  <title>Les résultats de recherche</title>
 </head>
 <body>
 
<?php
while($terme_trouve = $select_terme->fetch()) {
   $image = $terme_trouve['contenu'];
   $titre = $terme_trouve['titre'];
   
   echo "<div>
		  <h2>".$titre."</h2>
		  <p> 
	       <img src='".$image."' />
	      </p><br />
	      <a href='index.php'>Menu</a>
		</div>";
}
$select_terme->closeCursor();
?>
 </body>
</html>

<!DOCTYPE html>
<html>
 <head>
  <meta charset = "utf-8" >
  <title>Les résultats de recherche</title>
 </head>
 <body>
 
<div>
    <h2>Une Constant :</h2>
    <p> 
        <img src='https://www.casimages.com/i/200408122146851340.jpg.html' />
       </p><br />
       <a href='index.php'>Menu</a>
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margin: 20px 0 !important;} #main_content p {font-size: 14px !important;} #main_content .content-wrapper {text-align: center !important;}} @media only screen and (max-width: 781px) {#main_content {margin: auto; justify-content: center; max-width: 445px;} .upgrade-btn-sidebar {display: none;} #wp-toolbar .top-bar-upgrade-btn {width: 52px; height: 46px !important; padding: 0 !important;} .top-bar-upgrade-btn__text {display: none;} .dashicons-star-filled.top-bar-upgrade-btn__icon::before {font-size: 28px; margin-top: 10px; width: 28px; height: 28px;}} @media only screen and (max-width: 1325px) {.web-hosting-90-off-image-wrapper {position: absolute; max-width: 95% !important;} .notice_content {justify-content: center;} .web-hosting-90-off-image {opacity: 0.3;}} @media only screen and (min-width: 769px) {.notice_content {justify-content: space-between;} #main_content {margin-left: 5%; max-width: 445px;} .web-hosting-90-off-image-wrapper {position: absolute; right: 0; display: flex; padding: 0 5%}} @media only screen and (max-width: 960px) {.upgrade-btn-sidebar {border-radius: 0 !important; padding: 10px 0 !important; margin: 0 !important;} .upgrade-btn-sidebar__icon {display: block !important; margin: auto;} .upgrade-btn-sidebar__text {display: none;}}  .web-hosting-90-off-image {max-width: 90%; margin-top: 20px;} .content-wrapper {z-index: 5} .notice_content {display: flex; align-items: center;} * {-webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;} .upgrade_button_red_sale{box-shadow: 0 2px 12px -6px #cc292f; max-width: 350px; border: 0; border-radius: 3px; background-color: #6747c7 !important; padding: 15px 55px !important;  margin-bottom: 48px; font-size: 14px; font-weight: 800; color: #ffffff;} .upgrade_button_red_sale:hover{color: #ffffff !important; background: rgba(103,71,199, 0.9) !important;} .upgrade-btn-sidebar {text-align:center;background-color:#ff4546;max-width: 350px;border-radius: 3px;border: 0;padding: 12px; margin: 20px 10px;display: block; font-size: 12px;color: #ffffff;font-weight: 700;text-decoration: none;} .upgrade-btn-sidebar:hover, .upgrade-btn-sidebar:focus, .upgrade-btn-sidebar:active {background-color: rgba(255,69,70, 0.9); color: #ffffff;} .upgrade-btn-sidebar__icon {display: none;} .top-bar-upgrade-btn {height: 100% !important; display: inline-block !important; padding: 0 10px !important; color: #ffffff; cursor: pointer;} .top-bar-upgrade-btn:hover, .top-bar-upgrade-btn:active, .top-bar-upgrade-btn:focus {background-color: #ff4546 !important; color: #ffffff !important;} .top-bar-upgrade-btn__icon {margin-right: 6px;}",style=document.createElement("style"),sheet=window.document.styleSheets[0];style.styleSheet?style.styleSheet.cssText=css:style.appendChild(document.createTextNode(css)),document.getElementsByTagName("head")[0].appendChild(style),document.getElementsByTagName("head")[0].appendChild(googleFont);var button=document.getElementsByClassName("upgrade_button_red")[0],link=button.parentElement;link.setAttribute("href","https://www.hostinger.com/hosting-starter-offer?utm_source=000webhost&utm_medium=panel&utm_campaign=000-wp"),link.innerHTML='<button class="upgrade_button_red_sale">Upgrade Now</button>',(notification=notification[0]).setAttribute("style","background-color: #f8f8f8; border-left-color: #6747c7 !important;"),notification.className="notice notice-error is-dismissible";var mainContentHolder=document.getElementById("main_content");mainContentHolder.setAttribute("style","padding: 0;"),hostingerLogo[0].remove();var h1Tag=notification.getElementsByTagName("H1")[0];h1Tag.className="000-h1",h1Tag.innerHTML="Limited Time Offer",h1Tag.setAttribute("style","color: #32454c;  margin-top: 48px; font-size: 48px; font-weight: 700;");var h2Tag=document.createElement("H2");h2Tag.innerHTML="From $0.79/month",h2Tag.setAttribute("style","color: #32454c; margin: 20px 0 45px 0; font-size: 48px; font-weight: 700;"),h1Tag.parentNode.insertBefore(h2Tag,h1Tag.nextSibling);var paragraph=notification.getElementsByTagName("p")[0];paragraph.innerHTML="Don’t miss the opportunity to enjoy up to <strong>4x WordPress Speed, Free SSL and all premium features</strong> available for a fraction of the price!",paragraph.setAttribute("style",'font-family: "Roboto", sans-serif; font-size: 18px; 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