Displaying CPT entries grouped by Custom Taxonomies in Genesis. https://sridharkatakam.com/displaying-cpt-entries-grouped-by-custom-taxonomies-in-genesis/

archive-kbitem.php

<?php

add_action( 'genesis_before_loop', 'sk_check_for_terms' );
function sk_check_for_terms() {
	$taxonomy_name = 'kbcategory'; //specify your custom taxonomy here

	// Retrieve the terms in the above custom taxonomy
	$tax_terms = get_terms( $taxonomy_name );

	// if there's at least 1 taxonomy term, then replace the default loop with a custom one
	if ( ! empty( $tax_terms ) && ! is_wp_error( $tax_terms ) ) {
		remove_action( 'genesis_loop', 'genesis_do_loop' );
		add_action( 'genesis_loop', 'sk_do_loop' );
	}
}

function sk_do_loop() {

	$taxonomy_name = 'kbcategory'; //specify your custom taxonomy here

	// Retrieve the terms in the above custom taxonomy
	$tax_terms = get_terms( $taxonomy_name );

	echo '<div class="posts-list">';
	foreach( $tax_terms as $tax_term ) {

		echo '<div class="row">';
			echo '<h2>' . $tax_term->name . '</h2>';

			$args = array(
				'tax_query' => array(
					array(
						'taxonomy' => $taxonomy_name,
						'field' => 'slug',
						'terms' => array( $tax_term->slug )
					)
				),
				// 'posts_per_page' => 3,
				);

			$query = new WP_Query( $args );

			echo '<ul>';
			while ( $query->have_posts() ) {
				$query->the_post();

				echo '<li><h5><a href="' . get_permalink() . '">'. get_the_title() .'</a></h5></li>';
			}
			echo '</ul>';

			// Uncomment the lines of code (not comments) below to display a link to custom taxonomy archive
			/* Always check if it's an error before continuing. get_term_link() can be finicky sometimes */
			// $tax_term_link = get_term_link( $tax_term, $taxonomy_name );
			// if( is_wp_error( $tax_term_link ) )
			// 	continue;
			/* We successfully got a link. Print it out. */
			// echo '<p class="more-from-link"><a href="' . $tax_term_link . '">More from ' . $tax_term->name . ' category &raquo;</a></p>';

			wp_reset_query();
		echo '</div>';

	} // end foreach
	echo '</div>';

}

genesis();

gistfile1.php

<?php

add_action( 'genesis_before_loop', 'sk_check_for_terms' );
function sk_check_for_terms() {
	$taxonomy_name = 'kbcategory'; //specify your custom taxonomy here

	// Retrieve the terms in the above custom taxonomy
	$tax_terms = get_terms( $taxonomy_name );

	// if there's at least 1 taxonomy term, then replace the default loop with a custom one
	if ( ! empty( $tax_terms ) && ! is_wp_error( $tax_terms ) ) {
		remove_action( 'genesis_loop', 'genesis_do_loop' );
		add_action( 'genesis_loop', 'sk_do_loop' );
	}
}

function sk_do_loop() {

	$taxonomy_name = 'kbcategory'; //specify your custom taxonomy here

	// Retrieve the terms in the above custom taxonomy
	$tax_terms = get_terms( $taxonomy_name );

	echo '<div class="posts-list">';
	foreach( $tax_terms as $tax_term ) {

		echo '<div class="row">';
			echo '<h2>' . $tax_term->name . '</h2>';

			$args = array(
				'tax_query' => array(
					array(
						'taxonomy' => $taxonomy_name,
						'field' => 'slug',
						'terms' => array( $tax_term->slug )
					)
				),
				// 'posts_per_page' => 3,
				'order' => 'ASC',
				'orderby' => 'title'
				);

			$query = new WP_Query( $args );

			echo '<ul>';
			while ( $query->have_posts() ) {
				$query->the_post();

				echo '<li><h5><a href="' . get_permalink() . '">'. get_the_title() .'</a></h5></li>';
			}
			echo '</ul>';

			// Uncomment the lines of code (not comments) below to display a link to custom taxonomy archive
			/* Always check if it's an error before continuing. get_term_link() can be finicky sometimes */
			// $tax_term_link = get_term_link( $tax_term, $taxonomy_name );
			// if( is_wp_error( $tax_term_link ) )
			// 	continue;
			/* We successfully got a link. Print it out. */
			// echo '<p class="more-from-link"><a href="' . $tax_term_link . '">More from ' . $tax_term->name . ' category &raquo;</a></p>';

			wp_reset_query();
		echo '</div>';

	} // end foreach
	echo '</div>';

}

genesis();

style.css

/* Displaying CPT entries grouped by Custom Taxonomies
------------------------------------------------------- */

.posts-list {
	background: #fff;
	padding: 50px 60px;
	margin-bottom: 40px;
}

.posts-list .row {
	margin-bottom: 40px;
}

.posts-list .row:last-child {
	margin-bottom: 0;
}

.row h2 {
	margin-bottom: 20px;
}

.more-from-link {
	margin-top: 20px;
	margin-bottom: 0;
}