TSK
Treasury of Scripture Knowledge references in NET.
Isaac and Abimelech There was a famine in the land, subsequent to the earlier famine that occurred in the days of Abraham. Isaac went to Abimelech king of the Philistines at Gerar.
People from every country came to Joseph in Egypt to buy grain because the famine was severe throughout the earth.
One of them, named Agabus, got up and predicted by the Spirit that a severe famine was about to come over the whole inhabited world.(This took place during the reign of Claudius.)