How to change “pay for order” button text in woocommerce?

add_filter( 'woocommerce_pay_order_button_html', 'amitpal_custom_pay_order_button' );

function amitpal_custom_pay_order_button( $button_html ) {
	$button_html = str_replace( 'Pay for order', 'Pay', $button_html );
	return $button_html;
}