Kautilya's Arthashastra 9.7.26

9.7.26

samantataḥ śatrubhyo bhayotpattiḥ samantto 'narthāpad bhavati //

When there is reason to apprehend fear from enemies on all sides, it is a dangerous trouble; when a friend comes forward to avert this fear, that trouble becomes involved in doubt. In these two cases, success can be achieved by securing the support of a nomadic enemy and the enemy of the rear-enemy.