Shared ground
Luke presents Jesus acting out of a familiar pattern (“as his custom”), yet facing an extraordinary moment. The scene is built around prayer: Jesus tells the disciples twice to pray so they do not “enter into temptation” (vv. 40, 46), and Luke shows Jesus himself praying with intense honesty and submission (vv. 41–44).
Explicitly, Jesus asks the Father to remove “this cup,” while also yielding: “not my will, but yours, be done” (v. 42). Luke also explicitly includes divine help (an angel strengthens Jesus, v. 43) and human weakness (the disciples sleep, “because of grief,” v. 45).
Where interpretation differs (only where needed)
What “temptation” means here. Some read it mainly as the immediate crisis: the coming arrest and the disciples’ likely collapse under pressure (fear, denial, abandonment). Others read it more broadly as spiritual testing in general, with this moment serving as a concentrated example.
What “the cup” refers to. Many understand it as Jesus’ approaching suffering and death as a whole. Others narrow it to the particular ordeal about to begin (arrest, trial, and the intensifying anguish of facing it). Both fit the passage’s forward movement into the arrest scene.
How to understand “like great drops of blood.” Some take Luke’s wording as comparison language highlighting heaviness and intensity, without claiming literal bleeding. Others think Luke is describing a rare physical phenomenon brought on by extreme stress. Either way, the point in context is the severity of Jesus’ agony and the intensity of his prayer.
Why the disagreement exists
Luke uses short, image-rich phrases (“temptation,” “cup,” “like…blood”) without pausing to define them. The immediate narrative context points to the arrest and its fallout, while the broader biblical use of “cup” and “testing” language invites wider theological connections. The “like” comparison in v. 44 also leaves open whether Luke means metaphor, medical detail, or both.
What this passage clearly contributes
This passage clearly shows (1) Jesus’ real distress and full engagement with suffering (agony, intensified prayer, v. 44), (2) Jesus’ alignment of his will with the Father’s will (v. 42), and (3) the contrast between Jesus’ vigilance in prayer and the disciples’ inability to stay awake, explained as grief-driven exhaustion (vv. 45–46). It also contributes Luke’s emphasis that prayer is directly connected to facing “temptation” without being overcome by it (vv. 40, 46), and that God’s strengthening may come in unexpected ways (v. 43).