Egypt had conquered almost all of Turkey besides the city of Istanbul where severe winter weather forced him to make camp at Konya long enough for the Sublime Porte to conclude an alliance with Russia, and for Russian forces to arrive in Anatolia, blocking his route to the capital. The arrival of the Russian power would prove to be too great a challenge for Ibrahim's army to overcome.
Egypt had conquered most of Turkey except for Istanbul.  The harsh winter weather forced him to camp at Konya while the Sublime Porte formed an alliance with Russia and Russian forces arrived in Anatolia, blocking his path to the capital. This made it impossible for Ibrahim's army to overcome the Russian threat.