2 Samuel 1:12

¹² And they mourned, and wept, and fasted until even, for Saul, and for Jonathan his son, and for the people of the LORD, and for the house of Israel; because they were fallen by the sword.

Head and tail

In Isaiah 19:15, this signifies the interiors and exteriors of the church. (Arcana Coelestia 9656[2])

¹⁵ Neither shall there be for Egypt any work, which head or tail, palm branch or rush, may do.