(38:20) And We strengthened his kingdom and gave him wisdom and discernment in speech.
Muhammad Taqi-ud-Din al-Hilali and Muhammad Muhsin Khan,
(38:20) We made his kingdom strong and gave him Al-Hikmah (Prophethood, etc.) and sound judgement in speech and decision.
Mohammed Marmaduke William Pickthall
(38:20) We made his kingdom strong and gave him wisdom and decisive speech.
Abdullah Yusuf Ali
(38:20) We strengthened his kingdom, and gave him wisdom and sound judgment in speech and decision.
Mohammad Habib Shakir
(38:20) And We strengthened his kingdom and We gave him wisdom and a clear judgment.
Dr. Ghali
(38:20) And We upheld his kingdom and brought him (the) Wisdom and decisive speech (Literally: the verdict, the address).
Ali Unal
(38:20) We strengthened his kingdom, and granted him wisdom and decisive speech (to inform, and convince, and lead).
Amatul Rahman Omar
(38:20) And We strengthened his kingdom, and We granted him wisdom and decisive judgment.
Literal
(38:20) And We strengthened/supported his ownership/kingdom, and We gave/brought him the wisdom and judgment/decision (of) the speech/address/conversation.
Ahmed Ali
(38:20) So We further strengthened his kingdom, and bestowed wisdom on him, and judgement in legal matters.
A. J. Arberry
(38:20) We strengthened his kingdom, and gave him wisdom and speech decisive.
Abdul Majid Daryabadi
(38:20) And We made his dominion strong and vouchsafed him wisdom and decisive speech.
Maulana Mohammad Ali
(38:20)-
Muhammad Sarwar
(38:20) We strengthened his kingdom, giving him wisdom and the power of sound Judgment.
Hamid Abdul Aziz
(38:20) And We strengthened his kingdom and We gave him wisdom and a clear judgment.
Faridul Haque
(38:20) And We strengthened his kingdom and gave him wisdom and just speech.
Talal Itani
(38:20) And We strengthened his kingdom, and gave him wisdom and decisive speech.
Ahmed Raza Khan
(38:20) And We strengthened his kingdom and gave him wisdom and just speech.
Wahiduddin Khan
(38:20) We made his kingdom strong, and bestowed upon him wisdom and sagacity in judgement.
Safi-ur-Rahman al-Mubarakpuri
(38:20) We made his kingdom strong and gave him Al-Hikmah and sound judgement in speech and decision.
Ali Quli Qarai
(38:20) We consolidated his kingdom and gave him wisdom and conclusive speech.
Hasan al-Fatih Qaribullah and Ahmad Darwish
(38:20) We made his kingdom strong and gave him wisdom and decisive speech.
That is translated surah Sad ayat 20 (QS 38: 20) in arabic and english text, may be useful.