John 6:12
When they were filled, he said unto his disciples, Gather up the fragments that remain, that nothing be lost.
Cross-references
Matthew 14:20 reports the same gathering of twelve baskets of leftovers after the feeding, fulfilling the command to collect fragments.
Matthew 14:21 records the count of five thousand men fed in the same miracle, providing the context of the large crowd.
Matthew 15:37 describes a similar feeding of 4,000 where disciples also gathered leftovers, echoing the command not to waste.
Matthew 15:38 gives the number of men (4,000) fed in the parallel miracle, similar to the 5,000 count.
Mark 6:42-44 recounts the same feeding of 5,000, including the gathering of twelve baskets of leftovers, directly parallel.
Mark 8:8 describes the feeding of 4,000 with seven baskets of leftovers, a parallel miracle with the same gathering action.
Luke 9:17 is the same feeding of 5,000 account with disciples picking up twelve baskets of leftovers, directly parallel.
Luke 1:53 speaks of God filling the hungry, a theme exemplified in the feeding miracle where all ate until satisfied.