Oaths association with a gift are loose or somewhat arbitrary from a mechanical point of view - though some oaths/taboos and gifts are traditionally associated with one another and are recommended because they seem to recompense each other.
binding oath: Forego the use of poison
type: Honorable Combatant Oath / Chivalric
gift : your touch removes poison and disease from a feast additionally those you lay on hands or use your heal skill to aide gain a +5 bonus against poison attacks til the next encounter.
binding oath: remain chaste
gift : "Laying on of Hands" or "Bonded resurgence": if you spend a secondwind a single adjacent ally may recover 10 hp in response additionally you can spend a healing surge once a day to heal an ally an amount based on your own hs value. For this latter if you have reached a milestone today fate shines brighter and the amount healed is increased by an amount equal to your level.
gift : (low heroic) Healing Touch --> 1 time per day may spend a healing surge to heal touched ally
gift : 1 time per encounter may spend a healing surge to heal 2 allies at range 10 or 1 at range 20.
level paragon or mid epic.
type : "Honorable Combatant Oath"
binding oath: "forego attacking first":
gift: once per day when an enemy misses you or an adjacent ally with an attack you make a basic attack as an immediate reaction.
Additionally when you are first bloodied or struck while bloodied by a melee attack you may make 2 basic attacks in a furious response.
type: An "Honorable Combatant Oath"
binding oath "forgoe using ranged attacks" - To some thinking lesser beasts are distinct and are not granted this dispensation so a bow may be freely used for hunting (Boar spear and similar weaponry are safer) but greater beasts and monstersfall well within the field of honor this is considered a cheap interpretation and by others who look upon that as self serving. (those with Totemic oaths generally take this to mean never use ranged attack)
gift: Gain damage resistance 5(heroic)/10(paragon)/15(epic) versus ranged attacks.
binding oath: "forego striking the fallen"
gift: Once per encounter you can counter advantage granted to an enemy and gain an oath bonus to insight.
type "Honorable Combatant Oath"
Type: "Totemic Bond"
binding taboo: "never eat bird" or "never eat cat" flesh
gift: primary effect take no falling damage and always land on your feet. Daily:minor action, allies within 10 squares may be cradled in your wings/paws once per day benefiting from the effect.