'Loyalty' in the Bible

From Zebulun there were 50,000 warriors who were prepared for battle, equipped with all kinds of weapons, and ready to give their undivided loyalty.

David said, "I will express my loyalty to Hanun son of Nahash, for his father was loyal to me." So David sent messengers to express his sympathy over his father's death. When David's servants entered Ammonite territory to visit Hanun and express the king's sympathy,