bid/module/Listings/view/emails/new-bid.phtml

<p>
    <?php echo sprintf(
        $this->_('A new bid has been placed on one of the auctions that you have listed on %s.'),
        $this->siteName); ?>
</p>

<div>
    <?php echo $this->_('Listing details:'); ?>
</div>

<ul>
    <li>
        <?php echo $this->_('Name:'); ?>
        <b><?php echo $this->data['listing']['name']; ?></b>
    </li>
    <li>
        <?php echo $this->_('Current bid:'); ?>
        <b><?php echo $this->amount($this->data['listing']->currentBid(true), $this->data['listing']['currency']); ?></b>
    </li>
    <li>
        <?php echo $this->_('Listing page:'); ?>
        [ <a
            href="<?php echo $this->sitePath . $this->url($this->data['listing']->link(), null, false, null, false); ?>">
            <?php echo $this->_('click here'); ?>
        </a> ].
    </li>
</ul>
<div>
    <?php echo $this->_('Bid details:'); ?>
</div>
<ul>
    <li>
        <?php echo $this->_('Bidder:'); ?>
        <b><?php echo $this->data['bidder']['username']; ?></b>
    </li>
</ul>
<p>
    <?php echo $this->_('Best regards'); ?> <br>
    <?php echo $this->siteName; ?>
</p>