| Clue | Source | Date |
|---|---|---|
| Vouch for | LA Times Daily | 20 Jul 2024 |
| Give proof of | Premier Sunday | 30 Jan 2022 |
| Vouch for | New York Times | 29 Jul 2021 |
| Swear is true | New York Times | 26 Feb 2020 |
| Vouch for | ||
| Vouch for | New York Times | 01 Dec 2019 |
| Vouch for | Newsday | 05 Aug 2018 |
| Affirm the truth of | Premier Sunday | 15 Oct 2017 |
| Confirm | ||
| Certify | ||
| Certify | ||
| Certify | ||
| Vouch for | ||
| Vouch for | ||
| Confirm | ||
| Give evidence for | ||
| Confirm | ||
| Verify | ||
| Vouch for | ||
| Certify | ||
| Bear witness. |