I never heard Messenger of Allah ﷺ saying, "Let my father and mother be sacrificed for you," except for Saʿd (bin Abi Waqqas). I heard him saying, "Throw! (arrows), Let my father and mother be sacrificed for you !" (The sub-narrator added, "I think that was in the battle of Uhud.")  

سَمِعْتُ رَسُولَ اللَّهِ ﷺ يُفَدِّي أَحَدًا غَيْرَ سَعْدٍ سَمِعْتُهُ يَقُولُ ارْمِ فَدَاكَ أَبِي وَأُمِّي أَظُنُّهُ يَوْمَ أُحُدٍ