Kalmar nan “Yesu” tana nufin babban jigon addinin Kiristanci, wanda Kiristoci suka gaskata shi Ɗan Allah ne kuma mai ceton ’yan Adam. Bisa ga Sabon Alkawari na Littafi Mai Tsarki, an haifi Yesu a Bai’talami ga Budurwa Maryamu kuma hukumomin Romawa suka gicciye shi a Urushalima. Kiristoci sun gaskata cewa an ta da Yesu daga matattu a rana ta uku bayan gicciye shi, kuma mutuwarsa da tashinsa daga matattu suna ba da ceto da gafarar zunubai. An samo sunan “Yesu” daga sunan Helenanci “Iesous” da kuma sunan Ibrananci “Yeshua,” wanda ke nufin “Ubangiji ne ceto” ko kuma “Allah yana ceto.”