This runs on consent, always: every option you offer — including 'we're done for tonight' — is a real option. Asking what your partner needs is a question, not a request for reassurance; be ready to act on answers you'd rather not hear.
No outcome promises. Handling this well doesn't guarantee your partner doesn't care about what happened — some will, and that's theirs to feel. What good handling does is decide how they were treated in a fragile moment, and whether this became something the two of you can talk about. That's a different thing from duration, and both can matter.
Accepting an option isn't the same as having their needs met. If what they missed was more time with you inside them, other routes to pleasure are a genuine option but not a replacement. Don't read 'okay, hands are fine' as the matter closed — leave the door open for them to raise it again, tonight or another day.
Scope, honestly: this piece is written for any couple, and coming quicker than wanted isn't limited to heterosexual intercourse — it shows up across orientations and sexual activities. But the partner-reaction research cited here comes almost entirely from heterosexual samples, so read those findings in that light rather than as universal laws.
If this keeps happening and it weighs on you or the relationship: that's a real, common, and treatable thing — ejaculation concerns are among the most frequently self-reported sexual difficulties men bring up. This piece deliberately doesn't teach delay techniques or diagnose anything; causes and treatments are a conversation for a doctor or a qualified sex therapist, and there's no shame in that appointment either.