gistfile1.php

$user = $users->where('id', Sentry::getUser()->id)
			->whereHas('clientes', function($q){

				$q->where('cnpj', \Input::get('destinatario'));

				$q->whereHas('configuracoes', function($q){

					# Apenas clientes que tenham certificado configurado
					$q->whereNotNull('ambiente');
					$q->limit(1);

				});

				$q->limit(1);


			})->limit(1)->get();



			foreach ($user as $key) {
				echo $key->id .  PHP_EOL;
				foreach ($key->clientes as $key) {
					echo $key->nome;
				}
			}