In fact, they write:
6) Send bitcoins to the multisig address.
$ ./bitcoind -testnet sendtoaddress 2MsfxrcnDNF1kHJRxXT11TnAgDvVHkEvzSd 1.5
ad39b5d53230af4784fb46720e5bc474f16a97a2fc6e85eed5fd3ef423e97885
7) Time passes. Now, at least two parties are happy, and want
to spend the bitcoins.
Time passes. How much time? Are they sure the coins actually arrived?
You can check whether the transaction was included in a block.