<?php
$name_section = 'bws_new_section_footer';
$wp_customize->add_section($name_section, array(
    'title' => __('Footer', 'aible'),
    'description' => '',
    'priority' => 101,
));

$arr_field = array(
    'bws_bg_footer' => array(
        'default' => '#222222',
        'name_control' => 'WP_Customize_Color_Control',
        'label' => 'Background Color'
    ),
    'bws_text_color_footer' => array(
        'default' => '#666666',
        'name_control' => 'WP_Customize_Color_Control',
        'label' => 'Text Color'
    ),
    'bws_text_footer' => array(
        'default' => '',
        'name_control' => 'Customize_Textarea_Control',
        'label' => 'Text Footer'
    ),
);

$BwsCustomize = new BwsCustomize();
foreach ($arr_field as $field_name => $val) {
    $BwsCustomize->create_filed_customize($wp_customize, $field_name, $val['default'], $val['name_control'], $val['label'], $name_section);
}